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实行严密的科学管理，并有多年的生产实践经验。
The implementation of strict scientific management, and has many years of production experience.
youdao
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考古发掘是一项仔细规划、严密组织的科学探索活动。
A dig is a carefully planned and highly organized investigation.
youdao
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考古发掘是一项仔细规划、严密组织的科学探索活动。
A dig is a carefully planned and highly organized investigation.
youdao