进行实验

Experimental research on the improved new integrated valve was performed, and the key data such as pressure difference, volume flow, resistance coefficient and flow coefficient of each flow channel were obtained.

对改进后的新阀进行实验研究，获得了各流道差压、流量、阻力系数和流量系数等关键数据。

Fixed-bed experiments were carried out as a function of velocity , feed concentration , and bed height .

在固定床交换方面，藉由改变重金属废水的流速、浓度、pH值及床高等参数进行实验。

There are some unthought-of difficilts in the process of their experiment.

在他们进行实验的过程中，出现了意想不到的困难。

The experiment tested evaporator plate tube ice melting processes with different density.

对不同密度的蒸发器盘管融冰过程进行实验测试。

For this project, in virtue of the experimental observations on the vertical vibrator,the invert torsion pendulum and the vertical pipe with capillary outlet,and by using numerical simulations of the discrete element method, the mixing and segregation of granular materials of spherical and neraly spherical shape with the different size and different density under the vertical vibration or parallel shear motion have been researched, and the relationship between the macroscopic segregation properties and the microscopic characteristics of granular materials and the outer actions has also explored. The theoretical model and method describing the mixing and segregation of granular materials is developed.

本项目通过在垂直振动台、倒扭摆、带毛细出口的竖直玻璃管等装置上进行实验观测，并采用以离散元方法为主的数值模拟，研究了具有不同粒子尺寸、密度的球形或近球形颗粒物质在具不同结构形状容器中垂直振动和剪切运动时的粒子混合和偏析情况，探索颗粒材料流的宏观偏析特性与微观特征量及外部作用间的关系，发展描述颗粒物质混合和偏析的理论模型和方法。

The appropriate parameters have also been obtained through experiments. The bolt with the interference of 1.77% has been drove using the stress wave.

研究了应力波安装工艺，通过进行实验，采用应力波安装方法实现了干涉量1.77％的紧固件配合。

A three-component WFT was manufactured according to multi-component transducer theory, and some experiments were made for property research.

根据多维力传感器理论，研制了三分力车轮力传感器，并对其性能进行实验研究，精度指标达到国际先进水平。

At last, the ways and means is approached to experiment and test them by half material object simulation on ground.

文章最后探讨了采用半实物仿真的方法在地面对其进行实验、验证的方式和方法。

Based on the theoretically calculated structural parameters and processing ones, an involute external spline shaft with class-4 precision was rolled.

对所得结论进行实验验证，按照理论计算的结构参数及工艺参数，可以滚压出4级精度的渐开线外花键轴。

The emulational experiments suggest there is a close relation between the sensitive space and the error of fitting results.

对各种直线拟合结果进行实验统计，结果表明拟合误差与敏感距离有着密切的联系。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐