test constant的例句大全

this is milan, a constant powerhouse that lasts the test of time.

这就是米兰，一个能接受时间考验的稳定的巨人。

constant temperature and humidity chamber for the reliability of industrial products damp heat test.

系列恒温恒湿试验箱适用于工业产品恒定湿热的可靠性试验。

automatic constant temperature system for stator heat test under large current

大电流定子发热试验自动恒温系统

constant temperature and humid test

恒温恒湿试验

both varieties of the melt and the test temperature show a remarkable effect on the apparent reaction rate constant, k 1, but the partial pressure of the ammoniacal nitrogen did not give any effect on k 1.

铁钢种类及实验温度对表观反应速度常数k1有很大影响，而氨氮分压对k1无影响。

aerospace series - metallic materials - test methods - constant amplitude fatique testing

航空航天系列金属材料试验方法恒振幅疲劳试验

aircraft industry. paints and varnishes. stress corrosion test for painted test pieces under a constant load.

航空工业.涂料和清漆.固定载荷下被涂试验片的应力腐蚀试验

test method for determining the (in-plane) flow rate per unit width and hydraulic transmissivity of a geosynthetic using a constant head

使用恒定压头测定土工合成织物（在平面中）单位宽度流速和液压透射率的试验方法

the test method for axial loading constant-amplitude low-cycle fatigue of metallic materials

GB/T15248-1994金属材料轴向等幅低循环疲劳试验方法

the actual test result shows that the constant current effect is good and has a high efficiency.

实际测试恒流效果好，且效率高。

this article narrated several kind of plans of examining high accuracy zener diode parameter, emphatically researched the test method of taking high accuracy constant-source as datum current to examine the voltage drift of zener diode.

本文叙述了检测高精度稳压二极管参数的几种方案，重点介绍了以高精度恒流源为基准电流检测稳压二极管电压漂移的测试方法；

Based on this constant load and constant speed test, the dynamic process of metro is simulated.

在此基础上完成了模拟恒负载调转速的过程和恒转速调负载的动态过程试验。

The application of grey prediction in the constant stress accelerated test

灰色预测在恒定应力加速寿命试验中的应用

Breaking Test of Critical Arcing Time of the SF_6 Circuit Breaker with Constant Contact Travel

SF6断路器定开距灭弧室临界燃弧时间的开断试验与分析

The quantitative test for the components in blended product usually adopts the chemical dissolution method; the sample needs drying to be constant weight before and after the dissolution for about 8~ 9h, which has a strong impact on the test cycle.

混纺产品中各组分的定量测试一般采用化学溶解法，试样在溶前和溶后都需烘至恒重，标准烘干时间需8～9h，严重影响样品的测试周期。

Investigations were carried out, under uniform wall temperature and constant heat flux boundary conditions, on heat transfer and frictional characteristics of transverse tube with large roughness for laminar and turbulent flow of oil in a condensation test facility.

在凝结换热实验台上，采用恒壁温法和恒热流法对油品在大粗糙度横肋管中的层流与湍流摩擦阻力与传热特性进行了实验研究。

BOD water quality analysis and testing, test breeding, plant cultivation equipment dedicated constant temperature and humidity.

是水质分析与BOD测试、育种试验、植物栽培的专用恒温恒湿设备。

Temperature data in transformer core during heating up under no-load test are analysed, and mathematical model for temperature rise curves at some test points established, thermal time constant in its expression assumed as a linear function of time.

分析了变压器空载试验时铁心温升过程的温度数据，得出试验点温升曲线的数学模型，其表达式中热时间常数为时间的一次函数，而试验点的极限温升可直接求出。

The test data show that the complex attenuation parameter β vLv has a good linear relation with the relative velocity V/ C0 and the wave length keeps constant along the flume.

经水槽试验，求得衰减系数系βv，进而发现，复合因素βvLv与相对流速V/C0之间有良好的线性关系。另外，试验结果表明逆流中波长沿程不变。

To pass the patch test , the constant strain matrix is modified.

通过修正常应变矩阵,确保单元通过分片检验.