压下

Because more and more wells are producing by swabbing way at present, the production prediction of swabbing well becomes an urgent problem at different flowing pressure.

目前越来越多的油井靠抽汲方式进行生产，对抽汲井不同流压下产能进行预测成了迫切需要解决的问题。

On the other hand, black is depressing.

另一方面，黑色正在压下。

In order to increase the rolling capability of three-high cogging mill,the forging plant of Laigang reforms the traditional cogging process,joining the six angle-square pass with box pass well and designing the six angle pass with heavy elongation to realize conjugate rolling,thus realizing the heavy reduction,heavy elongation for cogging rolling and single end product outing and self nip,improving the rolling rhythm.

为提高三辊开坯轧机的轧制能力，莱钢锻压厂对传统的开坯工艺进行改造，将六角—方孔型与箱形孔良好衔接，并设计了能够共轭轧制的大延伸六角孔，从而实现了开坯轧制大压下、大延伸，以及成品单出与自动咬入，提高了轧制节奏。

This article discusses model set - up and dynamic characteristics of hydraulic serve position control used for unsymmetrical oil cylinder of Sendzimir Mill screwdown.

本文研究了森吉米尔轧机压下系统机液伺服位置控制系统非对称油缸的建模问题和动态特性，并给出了计算结果。

Turn your rebound adjusters in to the full stiff position and push down on the suspension.

转动你车的回弹阻尼调节器到最硬的位置，然后压下减震。

The uniaxial and triaxial creep tests of gypsum breccias are made and creep curves under different confining pressure are got.

对石膏角砾岩进行了单轴、三轴蠕变试验，获得了不同围压下的蠕变曲线。

The research results show as follows: if the gas pressure is fixed, the seepage velocity of briquets drops at first and rises later with increasing axial stress, and increases after peak stress.

研究结果表明：恒定瓦斯压力时，在某一围压下，峰前渗流速度随轴向应力先减小后缓慢增大，到达峰值应力后，随轴向应力的减小而增大。

Selfresonant cavitating jet is a kind of modulated jet with significant impact pressure fluctuations and cavitation effects.

自振空化射流是利用瞬态流和水声学原理调制而成的一种新型射流，本文研究了自振空化射流在常压及围压下的压力脉动特性及其参数影响规律。

Base on the relationship of the gauge control system and the shape open loop control, it is proved that AGC has a rather large effect on plate shape but less contribution on gauge precision when the plate is wide and thin.

该方法通过定义一个虚拟最大轧制力限制系数来调节各道次轧制力，使得最后三个道次轧制力线性下降，满足板形控制的要求，而前面道次尽量发挥轧机的能力采取大压下量。

Sunday, the two presidential hopefuls appeared to tone down the heavy criticism and focus on party unity instead.

星期天，两名党内总统候选人出现，压下了强烈的评批声浪，相反的他们将焦点放在政党团结。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。