Resin preimpregnated materials - production batch sampling procedure 树脂预浸渍材料.生产批次抽样程序
Aerospace series . resin preimpregnated materials . production batch sampling procedure 航空航天系列.树脂预浸渍材料.生产批抽样程序
Continuing determination for batch samples of water on volatile phenols with method of 4 - amino antipyrine 胺基安替吡啉法对批量水样挥发酚连续测定
Aerospace series ; resin preimpregnated materials ; production batch sampling procedure ; german version en 2375 : 1992 航空航天.树脂浸渍材料.产品的批取样程序
The normalizing method of different batch samples in illustrated with the example of high - voltage switch 以高压开关管为例,介绍了不同批样本的归一化处理方法。
Particle count and size distribution measurement in batch samples for filter evaluation using an optical particle counter 过滤器评定批料样品时用光电粒子计数器对粒子数及大小分布的测量方法
Abstract : an imidazole - catalyzed acylation method of phthalic anhydride is applied to the determination of hydroxyl values of reinforcing agent is211 . the analytical error is 5 . 0 10 - 3 . the relative standard deviation of the method is less than 0 . 04 and its coefficient of variation is not more than 5 . 0 10 - 3 . hydroxyl values determined in different batch samples meet the design requirement completely . this method is rapid and simple , it is adaptable to conventional analysis 文摘:以咪唑催化邻苯二甲酸酐酰化的方法测定增强剂is211的羟值,准确度高,分析误差为5 . 0 10 - 3 ;方法精密度好,标准偏差小于0 . 4 ,变异系数不大于5 . 0 10 - 3 ,测定不同批号试样的羟值完全符合商标值,方法快速、简便,适用于常规分析。