ball test

The method of tempered glass impact test ( 227g steel ball test)

GB/T2843-1981钢化玻璃抗冲击性试验方法（227克钢球试验）

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Research on Measurement and Control System for Automotive Steering Rod Ball Joint Test Bench

汽车转向拉杆球接头试验台测控系统研究

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The Evaluation of Glycol Water Based Hydraulic Fluids in Continuous Four Ball Wear Test

采用连续四球机试验评价水-乙二醇难燃液的抗磨性

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Ball rust test ( BRT) replaces MS ⅱ D engine bench test to evaluate corrosion resistance of engine oil.

钢球锈蚀试验（BRT）代替程序MSⅡD发动机台架试验，主要用来评价汽油机油的抗腐蚀和锈蚀能力。

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Influence of Different Four Ball Test Methods on Lubricant Test Results

不同四球试验法对润滑剂试验结果的影响

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A Study on the Heat Resistance of Plastic Parts Used for Household Appliance with Ball Indentation Test

用球压试验法研究家用电器塑料部件的耐热性能

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Effect of Low-temperature Falling Ball Test on Section Structure of PVC Profile Shapes

PVC异型材断面结构对低温落锤的影响

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Study on Lubricating Thin Film of Water soluble Lubricant Formed in Worn Surface of Four ball Test

水溶性烷基硫代磷酸锌在钢球磨斑表面形成的润滑薄膜的分析研究

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METHODS Hot-plate test, rat granuloma caused by cotton ball test, mice's ear-swelling test were used.

方法:采用热板法 、 棉球肉芽法 、 耳肿胀法.

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This article describes in detail a laboratory ball mill test using red mud with reduced soda content as reactive admixture in the combined cement producing process.

本文详尽地论述了联合法脱碱赤泥用作活性混合材生产水泥的小磨试验研究结果。

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Yes, provided you do not improve the lie of the ball or test the condition of the hazard in doing so.

是的，你可以这样做。前提是不可以改善球的位置状况或测试障碍区的状况。

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Study on the influence factor of falling ball impact test of PVC window& door profile at low temperature

PVC型材低温落锤破裂影响因素的分析

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Differentiating Study of Engine Lub-Oil Ball Rust Test

内燃机油钢球锈蚀试验区分性研究

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By Bartlett ball type test, P 0.001, also suitable for factor analysis.

通过Bartlett球型检验，P0.001，亦说明适于因子分析。

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And then the material performance was confirmed by a serious test such as low-temperature falling ball impact test and airbag deployment specification test.

并以低温落球试验、气囊展开特性试验对材料选择结果进行了验证，并对以后同类型的设计提供了参考。

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The tribological properties and the anti-wear of micron copper powder in greases are investigated by-ball test.

通过四球试验,考察了微米铜粉在润滑脂中的摩擦学行为和 抗磨 性.

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Application of ESPI in Solder Ball Failure Test on Board-Level BGA Package

ESPI在板级BGA封装器件焊球失效检测中的应用

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The milling property of wool, mohair, rabbit hair, cashmere, sheep cashmere and yak hair was examined by using milling ball test method.

应用毡缩球法研究了羊毛、马海毛、兔绒、山羊绒、绵羊绒和牦牛绒的毡缩性能。

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The relations between molybdenum amn compound, molybdenum dithiocarbamates ( MoDTC) and friction modifiers ( FM) and friction coefficient, synergistic effect of them were investigated on four ball test.

采用四球机试验，考察了钼胺化合物、二烷基二硫代氨基甲酸钼、无灰型摩擦改进剂与摩擦因数的关系以及它们之间的复配作用。

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The friction behavior, which the pentaerythritol was used for the base oil and the T321 for the additives, was investigated with the four ball test machine.

以季戊四醇酯为基础油，在四球摩擦磨损试验机上研究了硫烯（T321）添加剂的摩擦学特性。

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Four ball test shows that the addition of a certain concentration of the fullerene copolymer to base stock can effectively raise the load carrying capacity ( PB value) and antiwear ability, and reduce the coefficient of friction. The optimum concentration of the additive was 0.3?

四球机试验表明，一定量的该富勒烯共聚物可有效提高水基液的承载能力、抗磨能力，减小摩擦系数，添加剂的最佳用量是其质量分数为0.3%。

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Study on testing method for oxidation and wear properties of gasoline engine oil& four ball seizure test

汽油机油氧化磨损性能试验方法研究&四球卡咬试验

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In the solder ball test, the performance of solder paste printing was valued on the base of observing solder flux residue and solder ball in the every stage of solder paste printing.

在焊膏焊料球试验中，根据各个阶段焊膏焊料球周围助焊剂残留物和焊球两个方面的表现对焊膏印刷性能进行评价。

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Effect of the examing pressure and temperature and moisture on the burst strengths of GRP internal pressure vesseles the ball pressure test

检验压力及温湿度对玻璃纤维缠绕内压容器爆破强度的影响

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The tribological properties and the anti-wear of micron coppers inside greases were investigated by four-ball test.

通过四球试验,考察了软金属微米铜粉在润滑脂中的摩擦学行为和抗磨性.

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Solder ball test and solder paste wetting test had been done in the every stage of experiments of solder paste printing.

在焊膏印刷性能试验中的各个阶段，进行了焊膏焊料球试验和焊膏润湿试验。

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Impact wear tests on tester MLD 10, single point impact test and ball on ball test have been carried out.

为此进行了MLD10的冲击磨损试验、单点冲击试验和落球试验。

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Falling ball test, as a technology to assess the anti-overload ability of explosive, is the most concise and economical new testing method utilized in launching process.

落球碰撞模拟试验，作为评估火工品耐过载能力的一种技术手段，是目前评估火工品在弹丸发射阶段耐过载能力的最简捷、最经济的新型测试方法。

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Mechanism of ball superfinishing Test on Grinding Performance of Whetstone in Centerless Superfinishing

钢球精研的研磨机理超精磨削油石的磨削性能试验研究

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I might need a copy of drop ball test with your letterhead in case I need to clear customs Send me an email copy.

我可能需要一份这个下坠球测测试报告的副本（包括信头），以便我清关时用，请邮件发给我。

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