厚玻璃由坚固的烙环作撑脚。
然后用内撑的方式夹持一环形件，开动机床，车削卡爪的内圆部份和端面。
The inner part of the clamping claw and the end face of the clamping claw are used for holding an annular part in an inner support.
餐桌上的珠宝。厚玻璃由坚固的烙环作撑脚。
Jewelry for your table. Thick glass supported by solid chrome rings.
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