Crews are slowly pumping heavy drilling mud into a cap on the top of the well, to push down hydrocarbons that are already present in the well pipe.
工程人员正在缓慢地将特殊泥浆注入井口上的控油罩，将油井管道中已经形成的碳氢化合物压在下面。
The valve can not bear the push, pull and torsion action generated by the heat-expansion and cold-contraction of pipe or other reason.
盲板阀不得承受管道热胀冷缩或其他原因发生的外力对其产生推拉、扭曲作用。
The pipe is too narrow, I can't push my arm through.
这管子太窄了，我的胳膊伸不过去。
The hollow sliding cylindrical body, the air pipe, the hollow sliding block, and the hollow push rod are connected into integration.
中空滑动柱体、气管、中空滑动块和中空推杆连成整体。
A corrugated pipe and a push-button switch are used for detecting the vacuum degree in the box and for switching off or switching on a vacuum system.
波纹管和按钮开关用以检测箱内的真空度、关断或启动真空系统运作。
The system can push the wire conduit and the CCD pickup camera at its end into the pipe.
该系统能将电缆导管及其头部的CCD摄像头送进管道进行探测工作。
The utility model relates to a mini-size push bench for underground pipe laying, which belongs to communication construction technical field.
本实用新型涉及一种用于地下铺设管道的微型顶管机，属于通信施工技术领域。
Pushing force calculation and main motor capacity calibration are conducted for the three push bench pipe mills currently used in the country.
对我国现有3套顶管机进行了顶推力计算，对主电机容量进行了校验。
Remove its plastic head, aim it at the admitting pipe of the air filter, push the sprayer, spray it for 1-3 seconds and then start the engine.
取下塑料盖后，对准空气滤清器的进气管，按下喷头正喷约1 ~ 3秒，然后启动即可。
Remove its plastic head, aim it at the admitting pipe of the air filter, push the sprayer, spray it for 1-3 seconds and then start the engine.
取下塑料盖后，对准空气滤清器的进气管，按下喷头正喷约1 ~ 3秒，然后启动即可。
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