原裝日立EX3600-6LD配件簡(jiǎn)介
鐵甲網(wǎng)致力于為您提供全面的原裝日立EX3600-6LD配件信息匯總！包括原裝日立EX3600-6LD配件相關(guān)新聞資訊、用戶口碑評(píng)論、精彩視頻等，讓您全面了解行業(yè)動(dòng)態(tài)、熱門品牌和代理商推薦。咨詢新機(jī)價(jià)格、二手機(jī)價(jià)格等信息，掌握更多關(guān)于原裝日立EX3600-6LD配件相關(guān)知識(shí)請(qǐng)關(guān)注鐵甲網(wǎng)！
原裝日立EX3600-6LD配件相關(guān)論壇熱帖
發(fā)帖獲得更多幫助精華帖子相關(guān)熱帖
【口碑價(jià)格】小挖中的天花板日立ZAXIS60-6
【品牌機(jī)型】日立ZAXIS60-6 【購(gòu)機(jī)時(shí)間】2023年尾 【購(gòu)機(jī)地點(diǎn)】福建省 【購(gòu)機(jī)方式】全款
挖掘機(jī)y 04-05 26240 29
精勇分享：臨工956L維修變速箱！
精勇 11-14 17208 4
日立小挖通病治療經(jīng)驗(yàn)
很早前就發(fā)現(xiàn)機(jī)油底殼上面的機(jī)油管路底座有漏油現(xiàn)象，但是不太嚴(yán)重，能撐到每次保養(yǎng)的一個(gè)循環(huán)，所以一直擱
壽州銅手 10-29 15576 8
淺談雙邊掉鏈安裝方法
前幾天下班時(shí)候開機(jī)子（機(jī)1，注:后面用機(jī)1機(jī)2來表示）回去放的過程中，由于下班了沒想那么多過一段爛泥
內(nèi)涵丶段子 06-17 1502 1
裝載機(jī)全液壓制動(dòng)系統(tǒng)故障解析
離開維修行業(yè)5年多了，對(duì)于很多新機(jī)型也沒有機(jī)會(huì)過多的了解。 今天在一個(gè)微信群里談?wù)撗b載機(jī)節(jié)油方面問題
于是 06-10 7545 5
日立70-6a國(guó)4提車報(bào)告加使用心得
4月份接的車，小松70-8在工地干活，被租賃我們的公司看上了，用高價(jià)買走了，本來不想賣的，新?lián)Q原廠工
內(nèi)蒙大洋鎬 01-20 14708 28
![日立360，買好車的??過來[勾引] 保干活，
整車原版原車漆，動(dòng)作柔和性能給力日立360-帖子圖片](https://upbbsimg.cehome.com/forum/202405/08/14363a5b25334b16857ebc86b1c1a0a9.jpg!800x600)
查看更多
原裝日立EX3600-6LD配件相關(guān)熱賣設(shè)備推薦
點(diǎn)擊查看更多優(yōu)質(zhì)設(shè)備
原裝日立2軸剪斷式切碎用鏟斗
年限不詳 | 1000小時(shí) 02-23更新全款3萬 湖北-武漢市
原裝日立EX3600-6LD配件相關(guān)精彩文章
原裝日立EX3600-6LD配件更多相關(guān)推薦
現(xiàn)代150vs挖掘機(jī)參數(shù)久保田u20挖掘機(jī)高度日立挖掘機(jī)四配套小松360-7挖掘機(jī)壓力不穩(wěn)久保田kx1853挖掘機(jī)小松挖掘機(jī)2007優(yōu)點(diǎn)小松挖掘機(jī)鋼鐵徐州沃爾沃挖掘機(jī)卡特301·5挖掘機(jī)價(jià)格三一95c挖掘機(jī)價(jià)格二手三一挖掘機(jī)出售信息沃爾沃ec160cl清道夫挖掘機(jī)圖解約翰迪爾履帶式挖掘機(jī)置換二手小松小挖機(jī)市場(chǎng)二手挖掘機(jī)久保田155四萬左右遼寧二手現(xiàn)代挖掘機(jī)交易市場(chǎng)三一挖掘機(jī)故障53代碼表神鋼挖機(jī)打過錘能買嗎山河智能350挖掘機(jī)圖片12款卡特323挖掘機(jī)參數(shù)三一挖掘機(jī)分配器圖標(biāo)日立zx270lc-3挖掘機(jī)圖標(biāo)潼南區(qū)小松挖掘機(jī)維修日本本土小松220挖掘機(jī)多少錢沃爾沃挖掘機(jī)EC550參數(shù)廈工挖掘機(jī)的質(zhì)量小松120挖掘機(jī)發(fā)動(dòng)機(jī)型號(hào)日立70挖掘機(jī)高溫嗎日立120履帶式挖掘機(jī)大小小松挖掘機(jī)倒車鏡徐州卡特挖掘機(jī)320d沈陽二手小松杠6挖掘機(jī)二手小松挖掘機(jī)報(bào)價(jià)二手現(xiàn)代挖掘機(jī)4000小時(shí)的價(jià)格二手30一7小松挖掘機(jī)柳工挖掘機(jī)參數(shù)三一245b挖掘機(jī)參數(shù)小松pw60-1挖掘機(jī)圖標(biāo)小松pc400-6挖掘機(jī)圖標(biāo)新一代徐工履帶式挖掘機(jī)柳工906c挖掘機(jī)空調(diào)健卡特挖掘機(jī)字母含義三一挖掘機(jī)發(fā)動(dòng)機(jī)憋車哈爾濱華利小松挖掘機(jī)徐工70二手挖掘機(jī)價(jià)格表神鋼135挖掘機(jī)故障碼CPU中聯(lián)重科挖掘機(jī)沃爾沃挖掘機(jī)ec60c電路圖挖掘機(jī)圖片大全大圖卡特現(xiàn)代挖掘機(jī)大臂油缸油封怎么安裝 現(xiàn)代150vs挖掘機(jī)參數(shù)久保田u20挖掘機(jī)高度日立挖掘機(jī)四配套小松360-7挖掘機(jī)壓力不穩(wěn)久保田kx1853挖掘機(jī)小松挖掘機(jī)2007優(yōu)點(diǎn)小松挖掘機(jī)鋼鐵徐州沃爾沃挖掘機(jī)卡特301·5挖掘機(jī)價(jià)格三一95c挖掘機(jī)價(jià)格二手三一挖掘機(jī)出售信息沃爾沃ec160cl清道夫挖掘機(jī)圖解約翰迪爾履帶式挖掘機(jī)置換二手小松小挖機(jī)市場(chǎng)二手挖掘機(jī)久保田155四萬左右遼寧二手現(xiàn)代挖掘機(jī)交易市場(chǎng)三一挖掘機(jī)故障53代碼表神鋼挖機(jī)打過錘能買嗎山河智能350挖掘機(jī)圖片12款卡特323挖掘機(jī)參數(shù)三一挖掘機(jī)分配器圖標(biāo)日立zx270lc-3挖掘機(jī)圖標(biāo)潼南區(qū)小松挖掘機(jī)維修日本本土小松220挖掘機(jī)多少錢沃爾沃挖掘機(jī)EC550參數(shù)廈工挖掘機(jī)的質(zhì)量小松120挖掘機(jī)發(fā)動(dòng)機(jī)型號(hào)日立70挖掘機(jī)高溫嗎日立120履帶式挖掘機(jī)大小小松挖掘機(jī)倒車鏡徐州卡特挖掘機(jī)320d沈陽二手小松杠6挖掘機(jī)二手小松挖掘機(jī)報(bào)價(jià)二手現(xiàn)代挖掘機(jī)4000小時(shí)的價(jià)格二手30一7小松挖掘機(jī)柳工挖掘機(jī)參數(shù)三一245b挖掘機(jī)參數(shù)小松pw60-1挖掘機(jī)圖標(biāo)小松pc400-6挖掘機(jī)圖標(biāo)新一代徐工履帶式挖掘機(jī)柳工906c挖掘機(jī)空調(diào)健卡特挖掘機(jī)字母含義三一挖掘機(jī)發(fā)動(dòng)機(jī)憋車哈爾濱華利小松挖掘機(jī)徐工70二手挖掘機(jī)價(jià)格表神鋼135挖掘機(jī)故障碼CPU中聯(lián)重科挖掘機(jī)沃爾沃挖掘機(jī)ec60c電路圖挖掘機(jī)圖片大全大圖卡特現(xiàn)代挖掘機(jī)大臂油缸油封怎么安裝
熱門
原裝日立ex3600-6ld原裝日立EX3600-6LD口碑原裝日立EX3600-6LD評(píng)測(cè)原裝日立EX3600-6LD故障原裝日立EX3600-6LD視頻神鋼130-8挖機(jī)柳工履帶式挖掘機(jī)正規(guī)市場(chǎng)柳工挖掘機(jī)360大泵價(jià)格三一挖掘機(jī)顯示一把傘斗山七0型挖掘機(jī)日立挖掘機(jī)故障碼723-2三一125一10挖掘機(jī)圖片柳工 挖掘機(jī)出售三一215挖掘機(jī)武漢卡特彼勒336d挖掘機(jī)技術(shù)龍工挖掘機(jī)230參數(shù)徐工260挖掘機(jī)分期付款日立挖機(jī)120-6三一S丫35挖掘機(jī)多少錢一臺(tái)神鋼挖掘機(jī)旋轉(zhuǎn)壓力傳感器在哪 原裝日立ex3600-6ld原裝日立EX3600-6LD口碑原裝日立EX3600-6LD評(píng)測(cè)原裝日立EX3600-6LD故障原裝日立EX3600-6LD視頻神鋼130-8挖機(jī)柳工履帶式挖掘機(jī)正規(guī)市場(chǎng)柳工挖掘機(jī)360大泵價(jià)格三一挖掘機(jī)顯示一把傘斗山七0型挖掘機(jī)日立挖掘機(jī)故障碼723-2三一125一10挖掘機(jī)圖片柳工 挖掘機(jī)出售三一215挖掘機(jī)武漢卡特彼勒336d挖掘機(jī)技術(shù)龍工挖掘機(jī)230參數(shù)徐工260挖掘機(jī)分期付款日立挖機(jī)120-6三一S丫35挖掘機(jī)多少錢一臺(tái)神鋼挖掘機(jī)旋轉(zhuǎn)壓力傳感器在哪
原裝日立EX3600-6LD配件相關(guān)機(jī)型庫(kù)
更多-
{
"newStatus": "NX",
"productEnName": "ex3600-6ld",
"modelId": 103093,
"hotStatus": "NR",
"brandEnName": "yuanzhuanghitachi",
"title": "原裝日立 EX3600-6LD 挖掘機(jī)",
"firstCategoryId": 4,
"url": "wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex3600-6ld",
"coverPathData": {
"size120": "https://imgproduct.cehome.com//4/20150518/YRfimvvTbIh1431922103VvRMG2cmOfE.png",
"size240": "https://imgproduct.cehome.com//4/20150518/YRfimvvTbIh1431922103VvRMG2cmOfE.png!w320",
"size900": "https://imgproduct.cehome.com//4/20150518/YRfimvvTbIh1431922103VvRMG2cmOfE.png",
"size1200": "https://imgproduct.cehome.com//4/20150518/YRfimvvTbIh1431922103VvRMG2cmOfE.png",
"size640": "https://imgproduct.cehome.com//4/20150518/YRfimvvTbIh1431922103VvRMG2cmOfE.png"
},
"paramUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex3600-6ld/view/param/",
"picUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex3600-6ld/view/pic/",
"price": "面議",
"brandId": 313,
"attribute1": "鏟斗容量 : 21 m3",
"attribute2": "額定功率 : 1450/1800 kw/rpm",
"detailUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex3600-6ld/view/",
"secondCategoryId": 19,
"bbsUlr": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex3600-6ld/view/bbs/",
"recommendStatus": "NT",
"firstCategoryEnName": "wajueji",
"priceUrl": "https://m.cehome.com/zhengji/wajueji/yuanzhuanghitachi_ex3600-6ld_xunjia/"
}
-
{
"newStatus": "NX",
"productEnName": "ex5600e-6ld",
"modelId": 103096,
"hotStatus": "NR",
"brandEnName": "yuanzhuanghitachi",
"title": "原裝日立 EX5600E-6LD 挖掘機(jī)",
"firstCategoryId": 4,
"url": "wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex5600e-6ld",
"coverPathData": {
"size120": "https://imgproduct.cehome.com//4/20150518/384Pr6EfiIE1431928522LCUJ6uUGoj7.jpg",
"size240": "https://imgproduct.cehome.com//4/20150518/384Pr6EfiIE1431928522LCUJ6uUGoj7.jpg!w320",
"size900": "https://imgproduct.cehome.com//4/20150518/384Pr6EfiIE1431928522LCUJ6uUGoj7.jpg",
"size1200": "https://imgproduct.cehome.com//4/20150518/384Pr6EfiIE1431928522LCUJ6uUGoj7.jpg",
"size640": "https://imgproduct.cehome.com//4/20150518/384Pr6EfiIE1431928522LCUJ6uUGoj7.jpg"
},
"paramUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex5600e-6ld/view/param/",
"picUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex5600e-6ld/view/pic/",
"price": "面議",
"brandId": 313,
"attribute1": "鏟斗容量 : 29 m3",
"attribute2": "額定功率 : 860 x 2/1500 kw/rpm",
"detailUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex5600e-6ld/view/",
"secondCategoryId": 19,
"bbsUlr": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex5600e-6ld/view/bbs/",
"recommendStatus": "NT",
"firstCategoryEnName": "wajueji",
"priceUrl": "https://m.cehome.com/zhengji/wajueji/yuanzhuanghitachi_ex5600e-6ld_xunjia/"
}
-
{
"newStatus": "NX",
"productEnName": "ex1900-6ld",
"modelId": 103069,
"hotStatus": "NR",
"brandEnName": "yuanzhuanghitachi",
"title": "原裝日立 EX1900-6LD 挖掘機(jī)",
"firstCategoryId": 4,
"url": "wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900-6ld",
"coverPathData": {
"size120": "https://imgproduct.cehome.com//4/20150515/78fAJpcrLtP1431682697oUezxU3OPcI.png",
"size240": "https://imgproduct.cehome.com//4/20150515/78fAJpcrLtP1431682697oUezxU3OPcI.png!w320",
"size900": "https://imgproduct.cehome.com//4/20150515/78fAJpcrLtP1431682697oUezxU3OPcI.png",
"size1200": "https://imgproduct.cehome.com//4/20150515/78fAJpcrLtP1431682697oUezxU3OPcI.png",
"size640": "https://imgproduct.cehome.com//4/20150515/78fAJpcrLtP1431682697oUezxU3OPcI.png"
},
"paramUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900-6ld/view/param/",
"picUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900-6ld/view/pic/",
"price": "面議",
"brandId": 313,
"attribute1": "鏟斗容量 : 11 m3",
"attribute2": "額定功率 : 75/1800 kw/rpm",
"detailUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900-6ld/view/",
"secondCategoryId": 19,
"bbsUlr": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900-6ld/view/bbs/",
"recommendStatus": "NT",
"firstCategoryEnName": "wajueji",
"priceUrl": "https://m.cehome.com/zhengji/wajueji/yuanzhuanghitachi_ex1900-6ld_xunjia/"
}
-
{
"newStatus": "NX",
"productEnName": "ex8000-6ld",
"modelId": 103098,
"hotStatus": "NR",
"brandEnName": "yuanzhuanghitachi",
"title": "原裝日立 EX8000-6LD 挖掘機(jī)",
"firstCategoryId": 4,
"url": "wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex8000-6ld",
"coverPathData": {
"size120": "https://imgproduct.cehome.com//4/20150518/k6Z44msbS6x14319295587kk1kJkr32e.png",
"size240": "https://imgproduct.cehome.com//4/20150518/k6Z44msbS6x14319295587kk1kJkr32e.png!w320",
"size900": "https://imgproduct.cehome.com//4/20150518/k6Z44msbS6x14319295587kk1kJkr32e.png",
"size1200": "https://imgproduct.cehome.com//4/20150518/k6Z44msbS6x14319295587kk1kJkr32e.png",
"size640": "https://imgproduct.cehome.com//4/20150518/k6Z44msbS6x14319295587kk1kJkr32e.png"
},
"paramUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex8000-6ld/view/param/",
"picUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex8000-6ld/view/pic/",
"price": "面議",
"brandId": 313,
"attribute1": "鏟斗容量 : 43 m3",
"attribute2": "額定功率 : 2 x 1450/1800 kw/rpm",
"detailUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex8000-6ld/view/",
"secondCategoryId": 19,
"bbsUlr": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex8000-6ld/view/bbs/",
"recommendStatus": "NT",
"firstCategoryEnName": "wajueji",
"priceUrl": "https://m.cehome.com/zhengji/wajueji/yuanzhuanghitachi_ex8000-6ld_xunjia/"
}
-
{
"newStatus": "NX",
"productEnName": "ex1900e-6ld",
"modelId": 103074,
"hotStatus": "NR",
"brandEnName": "yuanzhuanghitachi",
"title": "原裝日立 EX1900E-6LD 挖掘機(jī)",
"firstCategoryId": 4,
"url": "wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900e-6ld",
"coverPathData": {
"size120": "https://imgproduct.cehome.com//4/20150515/KIvkSya0XTo1431686560fHuuj5ClgZz.jpg",
"size240": "https://imgproduct.cehome.com//4/20150515/KIvkSya0XTo1431686560fHuuj5ClgZz.jpg!w320",
"size900": "https://imgproduct.cehome.com//4/20150515/KIvkSya0XTo1431686560fHuuj5ClgZz.jpg",
"size1200": "https://imgproduct.cehome.com//4/20150515/KIvkSya0XTo1431686560fHuuj5ClgZz.jpg",
"size640": "https://imgproduct.cehome.com//4/20150515/KIvkSya0XTo1431686560fHuuj5ClgZz.jpg"
},
"paramUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900e-6ld/view/param/",
"picUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900e-6ld/view/pic/",
"price": "面議",
"brandId": 313,
"attribute1": "鏟斗容量 : 11 m3",
"attribute2": "額定功率 : 610/1500 kw/rpm",
"detailUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900e-6ld/view/",
"secondCategoryId": 19,
"bbsUlr": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1900e-6ld/view/bbs/",
"recommendStatus": "NT",
"firstCategoryEnName": "wajueji",
"priceUrl": "https://m.cehome.com/zhengji/wajueji/yuanzhuanghitachi_ex1900e-6ld_xunjia/"
}
-
{
"newStatus": "NX",
"productEnName": "ex1200-6ld",
"modelId": 103052,
"hotStatus": "NR",
"brandEnName": "yuanzhuanghitachi",
"title": "原裝日立 EX1200-6LD（進(jìn)口） 挖掘機(jī)",
"firstCategoryId": 4,
"url": "wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1200-6ld",
"coverPathData": {
"size120": "https://imgproduct.cehome.com//4/20150515/qiH6h73Yhrg1431680549XkQDaqPjsY7.png",
"size240": "https://imgproduct.cehome.com//4/20150515/qiH6h73Yhrg1431680549XkQDaqPjsY7.png!w320",
"size900": "https://imgproduct.cehome.com//4/20150515/qiH6h73Yhrg1431680549XkQDaqPjsY7.png",
"size1200": "https://imgproduct.cehome.com//4/20150515/qiH6h73Yhrg1431680549XkQDaqPjsY7.png",
"size640": "https://imgproduct.cehome.com//4/20150515/qiH6h73Yhrg1431680549XkQDaqPjsY7.png"
},
"paramUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1200-6ld/view/param/",
"picUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1200-6ld/view/pic/",
"price": "面議",
"brandId": 313,
"attribute1": "鏟斗容量 : 6.5 m3",
"attribute2": "額定功率 : 552/1800 kw/rpm",
"detailUrl": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1200-6ld/view/",
"secondCategoryId": 19,
"bbsUlr": "https://product.cehome.com/wajueji/yuanzhuanghitachi/yuanzhuanghitachi_ex1200-6ld/view/bbs/",
"recommendStatus": "NT",
"firstCategoryEnName": "wajueji",
"priceUrl": "https://m.cehome.com/zhengji/wajueji/yuanzhuanghitachi_ex1200-6ld_xunjia/"
}
原裝日立EX3600-6LD配件相關(guān)熱門機(jī)型
原裝日立EX3600-6LD口碑原裝日立EX3600-6LD評(píng)測(cè)原裝日立EX3600-6LD故障原裝日立EX3600-6LD視頻原裝日立EX3600-6LD新機(jī)價(jià)格原裝日立EX3600-6LD哪個(gè)好原裝日立EX3600-6LD油耗原裝日立EX3600-6LD多少錢原裝日立EX3600-6LD參數(shù)原裝日立EX3600-6LD有什么區(qū)別原裝日立EX3600-6LD價(jià)格表原裝日立EX3600-6LD怎么樣原裝日立EX3600-6LD價(jià)格原裝日立EX3600-6LD比較原裝日立EX3600-6LD質(zhì)量原裝日立EX3600-6LD圖片原裝日立EX3600-6LD質(zhì)量怎么樣 原裝日立EX3600-6LD報(bào)價(jià)原裝日立EX3600-6LD發(fā)動(dòng)機(jī) 原裝日立EX3600-6LD口碑原裝日立EX3600-6LD評(píng)測(cè)原裝日立EX3600-6LD故障原裝日立EX3600-6LD視頻原裝日立EX3600-6LD新機(jī)價(jià)格原裝日立EX3600-6LD哪個(gè)好原裝日立EX3600-6LD油耗原裝日立EX3600-6LD多少錢原裝日立EX3600-6LD參數(shù)原裝日立EX3600-6LD有什么區(qū)別原裝日立EX3600-6LD價(jià)格表原裝日立EX3600-6LD怎么樣原裝日立EX3600-6LD價(jià)格原裝日立EX3600-6LD比較原裝日立EX3600-6LD質(zhì)量原裝日立EX3600-6LD圖片原裝日立EX3600-6LD質(zhì)量怎么樣 原裝日立EX3600-6LD報(bào)價(jià)原裝日立EX3600-6LD發(fā)動(dòng)機(jī)