目的探讨锌带基因ZNRD1在多药耐药胃癌细胞中的表达和作用。

Objective To study the expression and function of zinc ribbon gene ZNRD1 in drug resistant cells of gastric cancer.

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带角度的锌屋顶可以持续使用几十年且不需要维修。

Angled zinc roofs are intended to last for decades with little to no maintenance.

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水口山铅-锌多金属矿田内的硅化角砾岩体（带）的展布明显地与矿田构造关系密切。

The distribution of silicified breccia(zone) in Shuikoushan lead zinc polymetallic ore field obviously shows close association with ore field structure.

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