国产一区二区精品久久91_国产一区二区三区高清播放_国产尤物一区二区_精品国产成人系列_国产精品沙发午睡系列990531_国产女同性恋一区二区_国产精品天干天干在观线_国产精品久久久久久久久图文区 _日本美女一区二区_色综合色综合色综合色综合色综合_精品国产污污免费网站入口 _精品视频全国免费看_日韩欧美色电影_国产精品天干天干在线综合_欧美videos大乳护士334_精品视频999

油田作業(yè)/通井車      Oilfield operations/Tongjing car  

應(yīng)用場(chǎng)景       Application scenarios

通井車是油田專用的特種結(jié)構(gòu)作業(yè)車，廣泛應(yīng)用于油氣田開(kāi)發(fā)、鉆井作業(yè)和井下維修等領(lǐng)域，主要用途是清理井筒。

Tongjing vehicle is a special structural operation vehicle specifically designed for oil fields, widely used in fields such as oil and gas field development, drilling operations, and downhole maintenance. Its main purpose is to clean the wellbore.

主要參數(shù)     Parameters