The carburizing damage of HP type ethane cracking tubes after 40000hours of service is analysed using metallographic methods, and the tensile and creep rupture tests are conducted.

对运行了4万h的HP型乙烷裂解炉管的渗碳损伤进行了金相分析，并测定了炉管的力学性能。

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Thanks to the humanistic sensibilities of Messrs. Hewlett and Packard, HP also demonstrated a new type of management technique, one that placed a premium on the workers and their happiness.

由于惠普公司的人文情怀，HP也展示了一种新型的管理技术，这种技术鼓励员工并重视他们的幸福。

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Considering the energy consumption of the HP-pump for SWRO, a reasonable type of high pressure pump was selected, and a new structure of the axial suction segment multistage pump was proposed.

结合反渗透海水淡化高压泵的能耗状况，合理选择了万吨级反渗透海水淡化高压泵的泵型，提出了一种轴向吸入节段式高压多级泵的新型结构型式。

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