ball holder

常见例句

Dahe is the China patent holder of Ball Joint Handrailing and the drafting company of the Chinese Industry Standard.
大和是球接栏杆中国专利持有人，是中国行业标准的起草人。
On each blade holder, a 0.8mm needle is inserted at the lower plate which serves as the skeleton for the metal ball.
对每一个刀锋伺服器持有人， 0.8毫米针插入在较低的板块，其中作为骨架为金属球。
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If the optical axis is inclined to insert, the ball may fall off, or cause the holder variant, and the linear bearing damage.
若光轴倾斜插入，滚珠可能会脱落，或造成保持架变型，而对直线轴承造成损坏。