然而标准尺寸和橡胶圈的松紧程度因制造商而有所不同。
The standard sizes and the tightness of the elastic rings, however, vary by manufacturer.
用作密封胶圈、胶垫、门窗封条和铺设工作台及地板。
Used as a sealing apron, pad, door and window seals and laying of tables and floors.
在焊接之前，你可能需要用一些小胶圈以机械方式把导线固定。
You may have to mechanically attach your new wires with tiny loops before soldering.
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