查询词典 drill

The engineering drilling machine of KP2500 type is a species of full hydraulic pressure rotating plate-drilling machine developed by our company newly, this drill adopts full hydraulic pressure drive, con stant power variable loop, wheel cylinder startup and electrohydraulic multiple operation, the drill can adjust Torque according to stratum situation and reduce pressure to deep drilling automatically.

KP2500型工程钻机是我公司最新研制的一种全液压转盘式钻机，该机采用全液压驱动，恒功率变量回路，分泵起动，电液复合操作，钻机能够根据地层情况调整扭矩和减压自动钻进。

The mechanism of vaporization , cavitation and water-hammer of drill fluid occurring on the suction stroke of drill pump is investigated.

对钻井泵吸入过程中钻井液产生汽化、汽蚀与水击现象的机理进行了探讨。

That is an air powered grinder (portablegrinder, angle grinder, straight grinder, drill, impact wrench,riveting hammer, hammer drill).

那是一个气动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。

That is an air powered grinder (portable grinder, angle grinder, straight grinder, drill, impact wrench, riveting hammer, hammer drill).

第 20 页共 39 页那是一个气动砂轮机(手持砂轮机，角型砂轮，直型砂轮，钻机，冲击扳手，铆钉锤，锤钻机)。

That is an airpowered grinder(portable grinder,angle grinder,straight grinder,drill,impact wrench,riveting hammer,hammer drill).

那是一个气动砂轮儿机(手持砂轮儿机、角型砂轮儿、直型砂轮儿、钻机、冲击扳手、铆钉锤、锤钻机)。

That is an air powered grinder (portable grinder, angle grinder, Page 49 of 76 工程建设现场英语五百句 straight grinder, drill, impact wrench, riveting hammer, hammer drill).

那是一个气动砂轮机(手持砂轮机，角型砂轮，直型砂轮，钻机，冲击扳手，铆钉锤，锤钻机)。

V' y2 _1 {9 f q2 W 344、That is an air (electric powered grinder (portable grinder, angle grinder, straight grinder, drill, impact wrench, riveting hammer, hammer drill).

P- e2 y' f 那是一个气动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。

During the course of solving the grinding wheel cross-sectional profile, it also analyses the grinding wheel cross- sectional profile errors and the errors sensitive parameters,which are resulted by the existence of the drill end-sectional errors and the relative position errors between the drill bit and the grinding wheel.

并分析了在求解砂轮截形的过程中，由于存在钻头端截面误差和钻头与砂轮相对位置误差，所带来的砂轮截形误差及其误差敏感性参数。

Suspension system must be especially demand because Drill Rig with Automobile Chassis runs particularity as well as work surrounding Drill Rig with Automobile Ch...

提出了油气悬挂缸的试验方法，进行了油气悬挂缸的特性试验，对比试验结果与仿真结果，验证了油气悬挂缸数学模型正确性。

So, some countermeasures should be taken. New drilling technologies will be introduced including wash boring and micro -foam drilling. High-calcium salt polymer drill fluid with strong inhabit will be used in drilling, whose density should be adjusted according to the situation. Bore frame should be adjusted, that is to say, the pressure has few differences at one whole barefoot interval and density of the drill fluid should be big enough before drilling.

对此，提出如下治理对策：采用新的钻井工艺，引进清水强钻和微泡沫钻并技术；钻井中使用强抑制性高钙盐聚合物钻井液，并合理调整其密度大小；调整井身结构，在一个裸眼井段内不能有压力悬殊的地层存在，在揭开储层前，应适当提高钻井液密度。

As a dominant party,CPC government should play a guardian,supervisee and guarantee role to overcome all the difficulties in the development of charitable cause and bring it into full play in the establishment of harmonious society on policies and regulations basis.

在中国共产党的文献中第一次把发展慈善事业提到&最广泛最充分地调动一切积极因素，不断提高构建社会主义和谐社会的能力&的高度来认识。近年来，社会学界对慈善事业的理论专著发表较多，有鉴于此，笔者不揣浅陋，谈谈自己的认识和见解。

Flow through the land, the land of the scale of operation allows the effectiveness of the land may be raised.

通过土地的流转，土地的规模经营可以让土地的效益得到提升。