Accordingly, the distribution of elements content and the chemicalparameter all can show the variety of environment and intension of weathering in the Weihe Valley.
METHODS to monitor sterilization effect comprehensively, adopt biological indicator, and chemical indicator to control different parameter and mechanical status during the sterilization.
方法采用生物指示剂、化学指示剂和控制灭菌过程的各种参数及机械状况，对灭菌效果进行全面监控。
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Method to monitor sterilization effect comprehensively, adopt biological indicator and chemical indicator to control different parameter and mechanical status during the sterilization.