附生的

The mechanism probably is that Pishang can inhibit the growth, movement and adheresion to extracellular matrix and endothelial cell of liver tumor cells, up-regulate the expression of nm23, down-regulate the expression of CD44, MMP-2, and inhibit the tumor neovascular by supressing the vascular endothelial cell, down-regulating the expression of VEGF, damaging the primitive mesenchymal cells and inhibiting neovascular gemmation.

砒霜具有明显的抗肝癌细胞作用，并有一定的抗侵袭与转移作用，其机制可能与其能抑制肝癌细胞增殖、迁移、阻止肝癌细胞与细胞外基质和内皮细胞粘附、上调肿瘤转移抑制基因nm23表达、下调肿瘤侵袭分子CD44、MMP-2表达以及通过抑制内皮细胞增殖、下调VEGF表达、损伤间充质细胞、阻止新生血管芽生等途径从而抑制肿瘤新生血管形成有关。

Under natural environmental condition, the achenes of Arternisia sphaerocephala and Artemisia arenaria were treated with different electric intensity, to probe the variation of achene weight when the mucilaginous layer holds sand particles, the hydration and dehydration of the achenes, and the germination situation of mucilage-intact achenes and mucilage-free achenes.

用不同强度的电场处理沙生植物白沙蒿和沙蒿果实，在自然环境下研究电场作用后粘液物质将沙粒粘附于瘦果周围后瘦果重量的变化情况、果实水合与脱水情况、粘液果实及剔除粘液层的果实萌发情况。

Among those methods, the vacuum metalizing method has been generally used at the early stage of cellular phone production, but has scarcely used at present due to the problems that the productivity is low, because of low productivity, high cost and poor adhesion of metal film with substrate.

在这些方法中，真空金属镀方法曾普遍使用于早期的蜂窝电话生产中，但是目前罕见使用，由于生产效率低下，成本高，金属镀膜与基底材料的粘附力差。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。