压出

To realize the simple and accurate measurement of solution density,the calculation formula for solution density was deduced after establishing the relation between solution pressure and density.

为了实现对溶液密度的简单、精确测量，建立了溶液压力与溶液密度之间的关系，推导出溶液密度的计算公式，确定了利用差压传感器来实现对溶液密度的间接测量，指出了测量的难点和解决的方法。

To realize the simple and accurate measurement of solution density, the calculation formula for solution density was deduced after establishing the relation between solution pressure and density.

摘 要：为了实现对溶液密度的简单、精确测量，建立了溶液压力与溶液密度之间的关系，推导出溶液密度的计算公式，确定了利用差压传感器来实现对溶液密度的间接测量，指出了测量的难点和解决的方法。

An equation for the specific heat capacity of liquids which contains four constants hasbeen developed in this paper by means of analysis of data of heat capacities and properties offunction curves and its form is simple and convenient for use.

在液相比热容的研究方面，已有很多学者根据饱和液体比热容的实验数据关联出了较多的饱和液体比热容的方程式，但还没有专门针对过冷液体定压比热容而研制的方程式。

The plug is used along with downhole eccentric water distribution device. When the pressure of produced fluid and the water-absorption ability of the reservoir change, the plug regulates automatically the size of the fluid outlet by means of the action of the slide valve and balance spring, thereby a stable flow rate can be obtained.

这种堵塞器与井下偏心配水器配套使用，当注水的来液压力或地层的吸水能力改变时，通过堵塞器内滑阀和弹簧的作用，自动调节出液口的大小，使水嘴前后压差基本保持不变，起到保持流量稳定的作用。

It analyzed impact principle, and researched viscidity and springiness model of soil. So the relation of impact and soil was found, and the dynamic model of impact bar-soil system was established. After analyzing and researching the model, a better dynamic model with soil impact character was gained.

针对土壤的物理特性，对冲击原理进行分析，并对土壤的粘弹性模型进行研究，建立冲击与土壤之间的联系，为土壤压实冲击测量装置建立了冲击杆—土壤系统的动力学模型，并对模型进行分析研究，简化出更适合土壤冲击特性的动力学模型。

Theoretical analysis and a lot of practical examples show that the convergence of this algorithm is very stable, that its convergence rate is very fast, and that it can also give accurate calculation of the value of the pressure loss.

理论分析和大量实际算例表明这种算法具有非常稳定的收敛性和非常快的收敛速度，并且能够给出压降的精确计算值。

The gas-phase flow characteristics of gas-solid two-phase flow in standpipe were investigated under negative pressure gradient.

对负压差立管内气固两相流的气相流动特性进行了分析，并基于滑落速度与空隙率的线性关系，建立了立管内气相速度的计算模型，给出了气体流量与相关参数的关联式。

After mud-sediment changed into stone,the water flowing in pores of middle layer of mudstone has to overcome the starting resistance resulted from the water film forming in pores.Water is easily preserved in the pores and forms the undercompaction of the mudstone layer.

当泥质沉积物成岩以后，地层中部的孔隙水必须克服微孔隙对其产生的启动阻力才能向外排出；否则，地层水就被滞流在岩层孔隙中并造成泥岩的欠压实。

For the four laterals simply supported plate, the transverse deflection of plate is expanded over the modal shapes, the electroelastic model with self-sensing actuators plate is given, and the current is considered as output variable of measurement equation. Generalized modal coordinates being state variables, LQG and H∞control is proceeded using the state space equation.

将板的横向位移按模态展开，对配置压电自感作动器的薄板建立了模型，给出以广义模态坐标为状态变量的状态方程和以传感电流为输出的观测方程，在此基础上，对系统进行了LQG控制和H∞控制。

The message 3 tablet press ready to start appears in the status line.

信息3压片准备就绪出现在状态行。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。