查询词典 test paper

D Test for water vapour 水蒸气的测试: H 2 O can turn dry cobalt chloride paper form blue to pale pink.

水可把乾燥的氯化钴试纸由蓝色变成粉红色。

Business is based on "Cigarette paper test", online explained that "because the cactus grows in the sunshine very strong place, Therefore, the ability to absorb radiation particularly strong."

企业是&卷烟纸测试&为基础，在线解释说，&因为仙人掌在阳光非常强烈的地方，因此不断增长，吸收辐射的能力特别强。&

This paper describes the test results of the effects of the angle and clearance of fixed guide blade on the performances of mixed flow pump.

对混流泵固定导叶安放角及叶轮轮缘与泵体前盖间隙变化对泵性能影响的试验结果作了介绍。

A new tool that can test the clock base frequency error of energy measuring devices and provide GPS standard time to calibrate real-time clock was introduced in this paper.

介绍了一种用来测量电能计量装置的时钟基频误差，并提供GPS标准时间以校准其实时时钟的新型工具。

This paper analyzes on the faults of the frequency-converter of the coal cutter, and introduces the developing schemes, principles and applications of the vibration test stand of the frequency-converter.

分析了采煤机变频器的故障，介绍了变频器振动实验台的研制方案、原理以及使用情况。

Wagon body is a complicated weld structure. While physical wagon can not used to do fatigue test, how to make anti-fatigue design has been discussed in this paper. One coal hopper wagon has been taken as an example to study about anti-fatigue design of the wagon. First of all, based on finite element technique and the theory about how to predict fatigue life of weld structure, the technology route and key technique are given as well, which is based on AAR standard about weld structure wagon fatigue life predicted.

论文认为货车车体是复杂的焊接结构，为了使货车车体焊接结构抗疲劳设计在产品的图纸上就能卓有成效地展开，论文以新型煤炭漏斗车为研究对象，对煤炭漏斗车车体抗疲劳设计开展了一系列研究：首先，基于有限元算法和焊接结构寿命预测的疲劳理论，给出了基于北美铁路协会AAR标准的货车车体焊接结构寿命预测的技术路线及关键技术。

Finally, the criterion I have chosen to test the 'key' hypothesis of this paper is the commodity value that the substances chosen as the five elements possess.

本文选择用来检验本文&关键&假设的标准是被选择为五种元素的物质所具有的商品价值。

In this paper,the situation and data in the test on testing table are presented,which are compared with those of three cone bit,obtaining an important result in applying this kind of bit.

文中介绍了在试验台上的试验情况和数据，并与三牙轮钻头进行了比较，得出了应用该钻头的重要结论。

The relationship between stickness and sugar content of cotton,test methods and the treating techniques to viscous cotton are summed up in this paper.

综述了棉花粘性与含糖量的关系。目前世界各国测试棉花含糖量的方法及处理粘性棉的技术。

To estimate the bioconcentration factor of benzene derivatives in fish by gas chromatography retention time, this paper measured the BCF of chlorobenzene, o-chloro-toluene, p-dichlorobenzene, m-dichlorobenzene, 1,2-dichlorobenzene, nitrobenzene, p-chloro-aniline, p-chloro-nitrobenzene, and 4-chlorodiphenyl in grass crap, and the t_R of test derivatives on the stationary phases of six kinds polarity.

为了用气相色谱保留时间估算取代苯类化合物在鱼体内的生物富集系数，测定了草鱼对氯苯、邻氯甲苯、对二氯苯、间二氯苯、邻二氯苯、硝基苯、对氯苯胺、对硝基氯苯、4-氯联苯9种取代苯类化合物的BCF和不同取代苯化合物在6种不同极性固定相上的tR，建立了tR与BCF的一元回归方程及tR一阶分子连接性指数(1XV)与BCF的二元回归估算方程。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。