ball and socket base

基本解釋

• [交通運(yùn)輸工程]球窩軸承座

英漢例句

雙語例句

• Methods The ball was placed on the root cap coping and the socket on the base of overdentures, so that we could get the retention for making use of the friction between the ball and the socket.
  方法 將球形結(jié)構(gòu)安放于牙根之上，球帽安放在覆蓋義齒的基托中，利用球帽與球形結(jié)構(gòu)上球頭之間的摩擦產(chǎn)生固位力。

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專業(yè)釋義

交通運(yùn)輸工程

• 球窩軸承座