The essence of grades standard is gem cutting database - processing rules system, for cutting data determines cutting quality.
评级标准的实质就是切割数据，因为切割数据决定着切工品质。
In the opal cutting process the potch is ground away from the presentation areas of the gem opal.
在蛋白石切割过程的大杂烩是地面距离的介绍领域的宝石蛋白石。
I must applaud Dr. Rath as a progressive, cutting-edge health pioneer and consumer advocate! This book on heart disease is truly a gem, as far as cellular health and nutrition are concerned.
我必须鼓掌作为一进步，先锋地位健康开发者和消费者的医生围墙提倡﹗就细胞的健康和营养而论，关于心脏病的这本书真地是一种珍宝。
I must applaud Dr. Rath as a progressive, cutting-edge health pioneer and consumer advocate! This book on heart disease is truly a gem, as far as cellular health and nutrition are concerned.
我必须鼓掌作为一进步，先锋地位健康开发者和消费者的医生围墙提倡﹗就细胞的健康和营养而论，关于心脏病的这本书真地是一种珍宝。
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