Knifes, 3 different styles with smooth grinding and soft grip handle acc. to TC specification and attached pics.

三种不同款式的刀均为符合TC规格的平滑刀面及软把手，并需附上图片。

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"Your dentist can see if you're grinding, because areas of the tooth enamel will be worn smooth."

“你的牙医可以检查出你有没有磨牙，因为牙齿珐琅质的磨损区会是光滑的。”

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Grinding head on, sliding imports of dual-use system linear guide, two-ball screw drive, to achieve the smooth running speed to eliminate mobile space (displacement).

磨头座、滑动系统采用进口的双直线导轨、双滚珠丝杆传动，以达到运行速度平稳、消除移动间隙(位移)。

youdao

His own factory used to smooth its clutch springs with grinding wheels imported from Germany.

NEWYORKER: Election, Monitored

The roasting must be even, and the grinding process must be finely calibrated so that the resulting coffee allows smooth passage of the hot water that extracts the flavour.

ECONOMIST: Espresso coffee