test dropping

At present there have four test methods in common use: the belt wicking test method, the dropping liquid test method, the weighing test method and the holding water test method.

目前常用的织物导湿性能的测试方法有四类条带芯吸法、滴液法、称重法和保水率法。

The Impact Vibration Test of Dropping System and Its Dynamic Characteristics

跌落系统的冲击振动试验及动态特性

Based on the data of packaging product dropping test and the shock spectrum, a new method is presented to determine the fragility of packaging products under complex excitation by the two index of critical acceleration and critical displacement.

以产品跌落试验实测数据为依据，讨论了一种基于易损零件冲击谱，用临界加速度和临界位移两个指标确定产品易损性的新方法。

The influence of static thermal degradation on colloidal performance of Lithium-Calcium base grease was studied by the centrifugal oil separation test, dropping point test and acid number test.

利用离心分油试验机、油浴滴点测定仪和酸碱滴定仪分别考察了静态热老化对锂-钙基润滑脂胶体性能的影响。

To study and develop the test system of dropping performance based on Virtual Instrumentation.

研究设计了基于虚拟仪器的排种器性能检测系统。

With standardized test scores in the U.S. dropping in recent years, some administrators believe students need to spend more time in the classroom instead of on the playground.

随着近年来美国标准化考试分数的降低，一些行政官员认为学生需要在课堂上花更多的时间，而不是在操场上。

Packaging Transport packages Vertical impact test method by dropping

GB/T4857.5-1992包装运输包装件跌落试验方法