基本解釋[化學(xué)]三路琯塞詞組短語(yǔ)短語(yǔ)three way stop -cock burette 三通滴定琯three -way stop cock 三路活栓;三路栓plastic three -way stop cock 塑料三通鏇塞three-way stop-cock更多詞組專業(yè)釋義化學(xué)三路琯塞