It is an effective method of controlling engineering risk to carry out engineering guarantee system.
实施工程保证担保制度是控制建设工程风险的一种有效手段。
Preliminary probe into practical teaching system about material shaping and controlling engineering specialty is discussed through combining with current situation about universities in our country.
分析了材料成型与控制工程专业实践教学的现状，提出了构建新的专业实践教学体系的设想。
This paper introduces a method of controlling ammonia lost, which is based on the principle of environmental system engineering.
介绍了利用环境系统工程原理控制氨流失的方法。
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