分别利用集水井、调节池、反应除油池作预处理；
Firstly, collection well, equalization tank, oil & grease trap were used as pretreatment.
所有的钻井水都要按每桶加两磅的戊二醛作预处理。
结论分离的豚鼠心肌细胞可用短时间的低氧作预处理。
Conclusion Isolated guinea pig cardiomyocytes can be preconditioned with a brief period of hypoxia.
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