[医]吸引器头;吸管;
A novel ceramic screen plate comprises a plate body and suction tubes, and the plate body is composed of a functional plate, a sloping side, a big end, and a small end.
一种新型陶瓷过滤板,包括滤板体和抽滤导管,板体分为功能面,斜边,大端,小端。
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