目的通过检测上皮膜抗原(EMA)、表皮糖蛋白基因(EGP - 2)在乳腺癌组织中的表达，分析它们与乳腺癌临床病理指标的关系，并研究两者表达的相关性。
Objective to investigate the expression of EMA and EGP-2 in breast carcinoma tissues, to analyze their relationship with clinical indexes and to observe the correlation with their expression.
用有机玻璃板和橡皮膜制成了双联压强计，不仅可以直观的演示液体中的内部压强，还可以演示浮力的有关实验。
The double piezometer is made of organic glasses and rubber membranes. It can not only directly shows the interior pressure in liquid, but also can be used in the buoyancy force related experiments.
用有机玻璃板和橡皮膜制成了双联压强计，不仅可以直观的演示液体中的内部压强，还可以演示浮力的有关实验。
The double piezometer is made of organic glasses and rubber membranes. It can not only directly shows the interior pressure in liquid, but also can be used in the buoyancy force related experiments.
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