Even one gas molecule can break a silicon-oxygen bond in glass, generating a defect, said Carlo G. Pantano, a professor of materials science at Pennsylvania State University.
“一个气体分子就可以破坏玻璃的硅氧键,并诱生一个缺陷。”Pennsylvania州立大学的材料科学教授Carlo G . Pantano说。
When you have done something wrong (e. g. break something), will your parents or seniors punish you?
当你做错事时(如:打破东西),你父母会惩罚你吗?
Surveys of customers by Consumer Reports show that G. M. cars break down more often than Japanese cars.
消费者报道(Consumer Reports)对消费者做的的一个调查表明,通用生产的汽车比日本车更容易发生故障。
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