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The same is true for trappers and miners and those in the animal laboratory industry, and so forth.

同样,靠设置陷捕捉动物的人、下采矿的人和在动物实验室等地方干活的人,都要这样。

With a rational dynamic model established on basis of the structural features and constraining conditions of the annular plate installation and through Duhamel's integral solution of Lagrange motion equation,the impact load and dynamic response of surface casing cementing unit induc.

根据表层固环板装置的结构特点和约束条件,建立了合理的力学模型,应用杜哈默积分求解拉格朗日运动方程的方法,对固碰压状态下承受冲击载荷及其动力响应问题进行了分析。

In view of constant pressure outside boundary double permeability composite oil reservoir model, the variable rate question dimensionless pressure distribution Laplace solution has been studied, and the corresponding application briefly derived.

针对定压外边界的复合双渗储层模型,研究了变流率问题的无因次压力分布的Laplace空间解,并简要地引导了相应的应用,是对试分析理论的一种完善,对相应的试分析软件的研制更具有深远的应用价值,对油藏数值模拟方法也具有指导意义。

The research indicated that the ground stress,pore pressure and the rocky Biot's elasticity coefficient play the leading role in the wellbore stability study,and the other rock mechanical parameters fol...

分析结果同时证明,如果在川西深层采用定向,其壁稳定性将不会因为斜角、相对方位角的变化而变差,且地层破裂压力会随斜角和相对方位角的增加而大幅提高。

During drilling process, forward and backward redressing can be played the role to repair and maintain the wall of a well, making trajectory of borehole as far as possible to achieve ideal leading to drilling difficultly because of hole shrinkage, and so on, at the moment , the forward and backward redressing of this stabilizer can be played cutting, to eliminate hole shrinkage phenomenon, thus saving time and cost for drilling.

可在钻起过程中起到休整壁的作用,使眼轨迹尽量达到理想状态,防止出现狗腿现象。特别是在起钻过程中,往往由于眼缩径等原因导致起钻困难,此时,该稳定器上的倒划眼齿可起到切削作用,以消除缩径等现象,从而为钻节省大量时间和费用。

Probably not. He said,"It is going to be a busy week trying to figure it out." But he mostly sounds as if he already has. He said Sheffield looks comfortable at first base, though last night he still appeared to be what he is, a veteran learning a new spot. Torre also said Matsui, though inferior to Cabrera, is still a capable left fielder.

我想应该是不会,他曾经表示"这个礼拜我们将会忙碌於决定先发打线",不过他的语气听起来更像是他早就已经做出决定了,纵使Sheffield在昨晚的守备表现仍然让人可以轻易地看出他是个正在适应新守备位置的老将,但Torre还是认为Sheffield在场上相当自在,至於松,即便他的守备能力比不上Cabrera, Torre仍然坚持松足以为洋基镇守左外野大关

Field tests are carried out in some wells and experimental results are analysed to provide well selection principle for gas lift jet pump.

对几口进行了现场试验研究,并对实验效果进行了分析,为气体加速泵工艺选提供了试验依据。

But we know full well that we'd better fetch a flint than beg for lightwood, we'd better dig a well for ourselves than beg for water from others.

但是我们懂得一个道理,那就是取火莫若取燧,汲水莫若凿,就是说你想得到水不如自己去凿

This paper analyzes log responses of tight formation s and tight gas reservoirs, correlates vertical formations in a same well and lateral formations in different wells and intra-formational response as well, uses graphic calibration method, analyzes the characteristics of logging curves of tight formation s from different perspectives, and thus determines gas potential of tight formation .

在对致密地层和致密气层测响应特征进行分析的基础上,利用同纵向对比观察、不同横向对比观察、层内对比观察分析及图形刻度显示法,从不同角度分析了致密地层测曲线的变化特征,进而确定了致密地层的含气性,取得了较好效果。

But, along with the continuous deepening of China"s reforming on economical system, and the changes of exterior conditions of petroleum industry, especially after China"s entering into WTO, the organization structure, management system, operating system and production capacity of mud logging industry formed under long-term planned economy shall be strongly challenged omni-directionally.

但是,随着我国经济体制改革的不断深入和石油工业外部条件的变化,尤其是在加入WTO以后,长期计划经济体制下形成的录行业的组织结构、管理体制、运行机制以及录生产能力,受到了全方位的挑战。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力