Results are significant to reasonable design and selection of large step pump stations, structures and functions of pump unit equipments.
成果对大型梯级泵站形式和机组设备结构功能的合理设计选型有重大意义。
The material selection and the design of expansion joints used for inlet and outlet flue pipes of catalytic cracking equipments are introduced.
详细地介绍了催化裂化装置中能量回收部位的烟机进、出口烟道膨胀节的选型与设计。
The proper grounding of laboratory instruments and equipments is critical to the correctness of testing data. The selection and implementation of a laboratory grounding system design is introduced.
实验室仪器设备接地处理不当将直接影响测试数据的准确性，正确选择及实施实验室接地系统方案成为关键。
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