Current jewelry styles 30000, respectively, the diamond section.
现有珠宝款式30000件,分别有钻石款。
Seen from layer structure the using condition of well section and region distribution, diamond bit has ideal market prospect.
从地层结构、井段使用情况、地域分布情况等来看,金刚石钻头具有理想的市场前景。
The two halves shall be sealed by diamond shaped cross section rubber gasket permanently locked by a groove in the valve body.
阀体的两个部分应该采用钻石形交叉橡胶垫圈通过阀体的卡箍永久性锁定密封起来。
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