Is there an evidence that expiration date of all wet materials are well controlled?
是否能证明所有的潮湿材料的过期日期有很好的管控？
Is there an evidence that chemical analysis is performed periodically?
是否能证明化学药水分析有定期完成？
Is there an evidence that black oxide thickness is well controlled?
是否能证明黑化厚度有很好的管控？
There is plenty of evidence that a lack of sleep has an adverse effect.
很多证据显示缺少睡眠会带来副作用。
There is no evidence that genetic factors play an important role.
尚无证据表明遗传因素有重要作用。
There is no evidence that genetic factors play an important role.
尚无证据表明遗传因素有重要作用。
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