通过正交试验，研究了各因素对真空实型铸造铸钢件涂料的透气性、干强度、剪切力、悬浮性的影响。
In this paper, the influence of various parameters on suspension shearing dry strength and permeability of EPC coating used on steel casting through right Angle test was studied.
对不同鞋面革、鞋里材料单层和复合试样的透气性及其测试的随机性进行了试验研究。
The air permeability and the randomness of air permeability test of different shoe upper leather, shoe lining single -layer material and compounded samples were studied.
通过试验和理论相结合的方法建立了考虑科林·贝尔效应的低渗透气藏非线性渗流方程。
Based on percolation mechanism analysis of low permeability gas reservoirs, combined the effect of Klinkenberg, established non-linear percolation mathematical model.
在改变伞衣面积和透气量的情况下，在定常风洞中对小型平面圆形伞的开伞过程进行了动态试验，研究了开伞过程中伞衣形状和伞衣所受载荷之间的动态关系。
The opening process of the circle flat parachute with the differential size and the differential vent position of the canopy by the steady flow wind tunnel were dynamic tested.
对硅溶胶在加热过程中的变化及其在透气性金属陶瓷材料中的作用进行了一些试验分析。
The change of the colloidal silicate in heating and its action on permeable cermet have been investigated and compared with the ethyl silicate binder.
试验结果表明，在考虑的工艺因素中，对充型速度的影响由大到小依次为：模样材料、金属静压头、 涂料透气性和浇注温度。
The results show the relative importance of factors, from most significant to least significant: foam material, metallostatic head, the permeability of the coating, pouring temperature.
试验表明：它具有低粘度、渗透力强、不污染石材，并能很好的保持石材的透水透气性。
The experiments show that the coating is low viscous, high penetrating, and not contaminating the stone. It maintains a very nice air and moisture permeability with the stone.
使用试验证明，这种高透气度卷烟纸可以取代进口纸，实现卷烟降焦的要求。
The commercial trial verified that the cigarette paper made of poplar pulp can be substituted for the imported product, and the demand of reducing the tar can be realized.
使用试验证明，这种高透气度卷烟纸可以取代进口纸，实现卷烟降焦的要求。
The commercial trial verified that the cigarette paper made of poplar pulp can be substituted for the imported product, and the demand of reducing the tar can be realized.
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