... drill rod 钻杆 drill rope 钻井钢丝绳 drill round 炮眼组 ...
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... drill room 地下钻井室 drill rope 钻井用白棕绳 drill sample 钻井岩样 ...
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rope drill 钢丝绳钻机
drill l rope 钻井钢丝绳
Rope core diamond drill 绳索取芯金刚石钻头
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Check power tongs and spinning rope are on drill floor.
检查动力钳和尾绳是否在钻台上。
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My company can produce all kinds of odd and even series of core drill pipe and rope.
我公司可以生产各种规格系列的单双管及绳索取芯钻具。
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