liquid-sealing compound 封口液胶 ; 封口胶液
liquid sealing compound 液体密封剂
Introduced are some problems concerning the design of compound phosphate fertilizer thick liquid pump in the light of its structure, hydraulic design, and sealing.
从结构型式、水力设计、密封型式等方面论述了磷复肥料浆泵设计的有关问题。
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