The safety and efficiency of the tripping unit was improved and the labor strength of workers was released.
该系统提高了起下钻作业效率与安全性,减轻工人劳动强度,有一定推广价值。
stripping in and out of the hole
用防喷器在压力下强行起下钻
We test trip gas at every trip.
每次起下钻我们都要进行后效测量。
Perhaps there will be a short trip to test the possibility of a blowout-in case the will is acting up.
当井的情况不好时，也许要进行为时较短的起下钻作业来试验井喷的可能性。
Pull out (or run in ) the string up to the shoe and hang it on the 5 inches pipe ram] .
起钻（或下钻）至套管鞋处，并把钻具悬挂在5”闸板防喷器上。
a mixture of clays and water; pumped down the drill pipe to lubricate and cool the drilling bit.
泥土和水的混合物，顺钻杆而下，起润滑和冷却钻头的作用。
Now the boy stole out, rose gradually by the bedside,
于是汤姆便从床底下钻出来，慢慢地站起，
Numerical Simulation of Different Detonation Modes for Underwater Drilling Blast
水下钻孔爆破不同起爆方式的数值模拟
7.12 Trip up at once, pull the bit into the casing.
立即起钻，将钻头提到套管内。
If you compare a ruby and a diamond, the latter is more valuable.
红宝石和钻石比起来，钻石更值钱。
5.2 Slug the pipe with two cubic meters of mud before pulling out.
起钻前打进两方重泥浆。
He broke into our conversation several times.
他老是在钻研词的起源。
Steering through official waters, placating right and left, attending to the high and the low. It's no joke, I'm telling you I Get rid of one thorny problem and another crops up. It's not any diamond that can work on such delicate china.
左右逢源，上下照应，按下葫芦起来瓢，没有金刚钻还真揽不了这瓷器活儿。
Sometimes he sends his drill more than a mile into the earth.
有时他得把钻头钻入地下一英里深。
"Set a trap for him to walk into, eh?"
“设下圈套给自己钻，是吗？”
the shimmer of colors on iridescent feathers; the play of light on the water.
钻石在太阳下发出微光。
surface hole drilling
钻下表层套管的井眼
plain clinometer
钻杆下部装的测斜仪
diamonds scintillating in the candlelight
在烛光下闪烁的钻石.