两面磨光法 twin-plate process
平磨两面 Grinding on both sides ; Two-top grinding ; Both sides flat grinding
两端闭合并磨平 Ends closed and ground flat
两肩磨损 Shoulder Wear-Both Sides
两体磨损 two body wear
两面磨削不均匀 Uneven grinding on both sides
两级粉磨 twin-stage grinding
两体磨料磨损 two-body abrasion
蜗轮滚刀两用磨床 hob and worm grinding machine
两体研磨加工 two-body lapping
手磨和压蒜器真是两件了不起的发明！
Two wonderful inventions, the food mill and the garlic press.
他们在自己家里磨，份量很少，只磨够一两天或一两餐的量，味道好极了。
They do it at home, just a little quantity, enough for one or two days, or one or two meals. And it tastes like heaven.
闸板两面均经过精密精磨加工，避免损坏填料和阀座。
They feature a precision ground finish on both sides to prevent packing and seat damage.
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