基本解釋[土木建筑工程]碰球英漢例句雙語(yǔ)例句The landing collar comprises housing, ball seat and latch.由外殼、鎖緊座和球座等組成。It comprises setting-ball carrier, latch collar and baffle.由送球器、鎖緊座、擋板組成。ball latch更多例句詞組短語(yǔ)短語(yǔ)ball joint cover latch 球節(jié)蓋閂ball latch更多詞組專(zhuān)業(yè)釋義土木建筑工程碰球