gāng zhū
意思解释:(Ball bearing)(钢珠儿)滚珠。
滚珠。1947年《科学画报》第十三卷第十期:“开始制造以前,须先获得几个转动轴、钢珠轴承和电木管。”…
Ball. 1947 scientific pictorial does thirteenth coil the 10th period: Fly arsine of dust of Yun of Bao of merchant garden like that ⒏ of curtain of of of king crab of Song eyebrow father is planted scull Ke have diarrhoea steals let down with a rope unexpectedly Peng!
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