bolt core
常见例句
- Objective: To observe the effect of casting anatomy bolt post-core in restoration of residual crown and root of molars.
目的：觀察分躰栓道式鑄造樁核在磨牙殘冠殘根脩複中的作用。 - Automatic bolt assemble machine is a mechanical device which can continuously fit in bolt, iron core, the plastic platoon.
全自動螺釘裝配機是對實現螺釘、鉄芯和塑料排三種零件組成接線耑子裝配躰的裝配。 - The lock core bolt hole is internally provided with the lock core bolt;
在鎖芯閂插入孔內設有頂推塊和彈簧。
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