D623 improves water retention of fresh mortar and entrains a large amount of micro air void which causes bulk density to reduce, pore size distribution to change.
D623提高保水新鲜砂浆和夹带了大量的微空隙，这会导致堆积密度降低，孔径分布改变。
In applications, the micro-aggregate effect, light-binding effect and multi pore void effect of fly ash in asphalt mixture should be considered fully.
在实际使用过程中，应当充分考虑粉煤灰在沥青混料中的微集料效应、微胶结效应和多孔隙效应。
This paper introduces the micro study carried out for the two main damage mechanisms of rafting-solution rafting and void of CMSX-4 single crystal material at micro levels.
本文针对CMSX - 4单晶材料，在细观层次上对筏化-解筏以及空穴这两种主要损伤机理进行了细观试验研究。
The combustion model of micro-void propellant is presented in this paper. The control equations for stable burning of propellant are set up.
建立了一个描述微孔推进剂燃烧的模型，并得到了推进剂稳定燃烧时的控制方程组。
Using the changing of micro-void of a typical rock-forming mineral, the plagioclase solution degree is proposed as a new index to evaluate the weathering degree.
本文提出了以标志性造岩矿物斜长石的显微孔隙变化为特征的风化度评价新指标——斜长石溶蚀度。
Using the changing of micro-void of a typical rock-forming mineral, the plagioclase solution degree is proposed as a new index to evaluate the weathering degree.
本文提出了以标志性造岩矿物斜长石的显微孔隙变化为特征的风化度评价新指标——斜长石溶蚀度。
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