hollow ball bearing 中文意思是什麼
hollow ball bearing
解釋
空心球軸承-
Seamless hollow ball bearing
無縫空心球軸承 -
The 22mm diameter aluminum tail boom is lightweight, strong, and perhaps most importantly ? easy to replace ( both physically and financially. ) the 10mm diameter hollow aluminum drive tube features dual ball bearing support
鋁合金板材直徑的尾巴景氣輕、強、或許是最重要的- -易更換(肉體及財務) .直徑10公釐的空心鋁徑筒特點支援雙滾珠軸承
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