In the mineral table of hardness, it has a rating of 8, which means that a knife cannot cut it, and that topaz will scratch quartz.
在矿石硬度表上，它的硬度为8，这表明刀子不能割开它而它可在石英上划痕。
The semi - finished products on the appropriate position of the trigger, in the above cover a piece of cardboard and then cut, to avoid the appearance of the plating scratch marks.
把标牌半成品放在剪扳机的适宜方位，在上面盖一张纸板后再剪切，避免把标牌外表的电镀划伤。
Slides will not break, scratch, or cut fingers.
玻片不会破裂，刮伤或割伤手指。
The hotel sign on the semi-cut trigger the appropriate position in the cardboard and then covered with a cut, so as not to scratch the plating surface of the hotel sign.
把酒店标牌半成品放在剪扳机的合适位置，在上面盖一张纸板后再剪切，以免把酒店标牌表面的电镀划伤。
The hotel sign on the semi-cut trigger the appropriate position in the cardboard and then covered with a cut, so as not to scratch the plating surface of the hotel sign.
把酒店标牌半成品放在剪扳机的合适位置，在上面盖一张纸板后再剪切，以免把酒店标牌表面的电镀划伤。
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