多孔砖砌体抗压强度随着孔洞率的增加而减少。
The strength of perforated brick masonry decreases with the increasing of void ratio.
该机适用于生产实心砖高孔洞率大断面各种孔型的空心砖。
This machine is used to produce . solid bricks and hollow bricks . great of holes and large section in all size of hole style .
分析了腹板高厚比、孔洞率以及单块腹板宽度对LHFB屈曲承载力的影响。
The influence of web plate height to thickness ratio, hole ratio and the width of a single web plate on the buckling capacity of LHFB was analyzed.
适用于以页岩石、煤矸石、粉煤灰为原料生产、砌块砖、矩形砖、高孔洞率空心砖。
The machine applies to pages of rock, coal gangue, fly ash as raw materials to produce high holes rate of hollow bricks.
通过测定二次枝晶间距来预测铸件的抗拉性能是可行的，但是孔洞率对抗拉强度的影响不可忽视。
It is feasible to forecast the casting UTS by measuring DAS, but the effect of hole ratio on UTS should not be neglected.
因此，利用锯末具有高发热量与烧失量的特点，将锯末作为造孔剂制备轻质高强高孔洞率的烧结制品。
Therefore, sawdust, as a pore-forming agent, can prepare sintered product with light weight, high strength and high porosity due to calorific value and loss of sawdust.
文中提出了现行煤渣空心砖的不足，分析确定了煤渣空心砖的几何尺寸，研究了生产方法和孔洞率对煤渣空心砖强度的影响．。
The shortcoming of current slag cavity brick is presented . Its size is determined. The action of production method and gap ratio on its strength is studied in this paper.
裂缝不仅可以使孤立的孔洞得以连通，发育成有效的储集空间，大大提高基质渗透率，更是油气的主要运移通道。
Not only the fractures can connect the separated cavity to grow the effective reservoir space and improve the permeability of matrix, but also is the main path of petroleum migration.
轮南奥陶系潜山碳酸盐岩储层基质孔隙度和渗透率很低，但溶蚀孔洞的发育改善了其储集条件。
Matrix porosity and permeability are low in the Ordovician carbonate reservoirs of Lunnan buried hill, but the reservoir conditions are improved by the growing of dissolved pores.
适当地控制变形条件，可抑制孔洞的扩展，从而能提高合金的延伸率。
The propagation of the cavities can be controlled and thus the ductility of the alloy can be increased by suitably controlling the deformation conditions.
本文从理论上分析了因孔洞而产生的正透镜或负透镜效应并给出了归一化透过率的表达式。
We analyze the positive and negative lens effect caused by the hole theoretically and give the expression of normalized transmittance in this condition.
本文从理论上分析了因孔洞而产生的正透镜或负透镜效应并给出了归一化透过率的表达式。
We analyze the positive and negative lens effect caused by the hole theoretically and give the expression of normalized transmittance in this condition.
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