压下的

Under the action of actuating medium pressure, the centripetal effect in seal is proved by finite element analysis.

通过有限元计算，证明了压裂泵柱塞密封在工作介质压力的作用下，有&向心效应&的存在。

The influences of fluidizing gas flow rate,pressure,pressurizing gas flow rate and total conveying pressure drop on the solid-gas ratio and the solid mass flow rate were investigated.

分别在不同的输送差压、充压风量和流化风量等条件下进行了输送试验，考察操作参数对煤粉质量流量和固气比等气力输送特征参数的影响。

The threshold of micro-cannula is analyzed. The jetting principle and characteristics of the piezoelectric actuator are illuminated.

分析了表面张力作用下微细管的出流条件，阐明了压电式喷头的工作原理及其性能。

Methods The air flow speed,pressure gradient,fallout bacteria and suspended granules were all examined at each working stage while the laminar flow tunnel was off-loaded,non-heated or only the fan was turned on.

方法在层流式隧道空载、不加热、只开风机条件下检测各工段的风速、压差、沉降菌、悬浮粒子及选用抗生素玻璃瓶的初始微生物、清洁度、灭菌效果等。

In flexibility of different viscoelasticity material the model is measured and ply falls, calculated respectively the amplitude of transverse stress between factor of loss of the first-order natural frequency that submarine compression carapace is shedding vibration of the damp in field, structure and layer.

在不同粘弹性材料弹性模量和厚度下，分别计算了潜艇耐压壳在流场中阻尼振动的一阶固有频率、结构损耗因子和层间横向应力的幅值。

It was indicated that the shear band inclination angle of silt will increase with confining pressure increases; but the water content has a little effect on it.

试验表明轴对称条件下，粉土样剪切带倾角随着围压的增高而增大，含水量对粉土样剪切带倾角的影响不大。

The hydroliquefacton characteristics of Majiata coal and its individual macerals were systematically investigated in a microautoclave at the following experimental conditions: reaction temperature of 450 ℃, initial H2 pressure of 10 MPa, residence time of 60min., decrystallized anthracene oil was used as a solvent, Fe2O3 plus sulfur as the catalyst.

用Fe2O3作催化剂，硫黄为助催化剂，脱晶蒽油为循环溶剂，在反应温度为450℃，初始氢压为10MPa，反应时间为60min。的实验条件下，在微型高压釜内对马家塔原料煤及其显微组分的加氢液化特征进行了系统研究。

Is used to prevent Plug Valves the liquid in grity grity, which is generally used when the pressure can be greater than the liquid itself, such as the level of 2 meters to prevent the medicine chest in the liquid grity may make use of the pressure is higher than 0.02MPa back-pressure valve, the general metering pumps can be selected 0.1MPa.

用于防止液体在重力作用下自流，这时候一般选用大于液体自身压力即可，如防止液位为2米药箱中的液体自流，可选用压力大于0.02MPa的背压阀，一般计量泵选用0.1MPa即可。

As for the WTC, I would say bigger is better than smaller in this case, as decreasing the size of the ballast tank on a 3.5 should be easy enough to do.

对于世台会，我会说，大总比小在这种情况下，作为降低大小的压载水舱上3.5应该很容易做的不够。

Www.langmanzg.com The weighing of the tank with ballast, but without crew, was conducted on 16 May: 9360 kg.

www.langmanzg.com 5月16日测试的坦克在使用压舱物，没有配备人员的情况下，车重达到9360公斤。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新