Glasses special blades 眼镜专用锯片
Special blades with sharper cutting angle.
特殊的刀具设计,切角锐利。
The corundums, coated with a special resin, are sawn by thin diamond - polished blades. the discs are then separated, cleaned and sorted.
用极薄的金刚砂抛光锯片,将外涂特殊树脂的金刚石切成若干圆片,然后将圆片分离、洗净并分类。
The utility model relates to a power switch used for a ventilating fan and a special pulling switch used for the closure and the linkage of shutter blades.
本实用新型是一种用于换气扇的电源开关和百叶闭合连动的专用拉线开关装置。
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