【计】 检查时间

分析结果表明改进的灰色关联度在多因素、多水平数、试验次数偏少的柔性混凝土配合比均匀试验的数据分析中是很有效的。

Practice is the sole criterion for testing truth.

non-destructive testing(NDT)

development stage testing【试验】

twopopulation hypothesis testing

testing equipment

testing microorganisms involving thrombin

hypothesestesting model

null hypothesis testing