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.
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.
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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