pressure block

The wire rope model of multiple magnification pulley block is built and simplified. The impaction about hook block is simulated by ADAMS software. The impact and the pressure on main hoist load girder were obtained.

研究多倍率滑轮组钢丝绳的建模和简化方法，利用ADAMS软件进行吊钩组冲顶动力学仿真，得到了吊钩组冲顶载荷及拉紧钢丝绳对主起升承载梁的压力载荷。

Separation of the graded seeds was realized by on-off control of magnet valves to pass or block a high pressure air flow.

电磁阀控制高压气流的通断从而达到分级目的。

The block is then tested hydraulically to its full design test pressure on each stream separately.

通过水力学方法,塞子在每条水流上的完全设计测试压力被测试出来.

Then after you put in the tail block, you glue the top and the back [ slaps hands together]. Strengthen DSM to relieve power utility pressure effectively

之后你放上末端尾块补强两侧板的接合，最后黏上面板和背板[拍手]。加强需求侧管理有效缓解用电压力

One is high-pressure CO2 test block. To distinguish between lubricant drip and bubble, the fluorescent tracer is added to the mixture. The decompression process of CO2 and PAG lubricant mixture solution was experimental observed using high speed camera.

第一个装置是高压CO2快速降压试验试块，为区分汽泡和油滴，在润滑油中添加荧光示踪剂，采用高速摄影仪对CO2与润滑油混合物的快速降压过程进行试验观测。

Experimental study on casting technology of compacted graphite iron powerful diesel engine cylinder block was carried out on existing cylinder block high pressure molding line. The composition of base iron was 3.6%~ 3.9% C;

在现有汽缸体高压造型生产线上进行大马力柴油机蠕墨铸铁缸体的试验，试验铁液化学成分w为3.6%~3.9%C；

At the same time, the elementary diagram of the theory of the constant pressure frequency conversion, the hardware structure chart and the software block diagram are shown in the paper, which gives technique to the system to be come true.

本文同时给出了恒压变频原理图、硬件结构图和软件框图，为系统的实现提供了技术支持。

Using the theory of Terzaghi's relation soil pressure, the minimal support pressure formula with tunnel face in stratified sandy soil was obtained based on the principle of sliding block entire force balance.

采用太沙基松动土压力理论，根据滑动块的整体受力平衡，推导出砂性土中考虑成层土的开挖面最小支护压力计算公式。

The test conditions and main results of wind tunnel test for Terminal 3 at Beijing Capital Airport are introduced. The block shape coefficients for the most unfavorable conditions are given, which clearly show the characteristics of the wind pressure distributions on this long-span roof surface.

介绍了超大跨度屋盖结构&北京首都机场3号航站楼的模型风洞试验概况和主要结果，给出了屋面在最不利工况下的分块体型系数，清楚地显示了屋面的风压分布特征。

If upstream pressure can exceed D101 design pressure, it will add a block-in contingency to safety valve sizing.

如果上游压力会超过D101的设计压力则会给安全阀的调节带来出现意外堵塞的一种情况。