reject ratio
... reinforced concrete增强的混凝土 reject ratio不合格率 rejection不合格 ...
failure rate
... 不规则纹理 irregular grain 不合格率 failure rate 不健全节 unsound knot ...
Percent defective
... percentage百分数 percent defective不合格率 perceptible看得出的,显而易见的 ...
Non-qualified rate
my 578 to a attend a boarding school school students conducted a survey on weekend home 不合格率 » Non-qualified rate 笑傲人生 » Laugh at life ..