一级精度配合 extra-fine fit
一级不匹配条件 level condition does not match
一年级起点配人教教材 RJJ
一级切配师 st Chopper
切配一级厨师 Butcher Commis
应用混凝土细观结构模拟技术，获得了任一级配骨料的界面体积分数。
Applying the simulation technique of concrete mesostructure, the ITZ volume fraction was obtained for a given aggregate grading.
试验按照如下过程进行：首先对骨料级配进行探索，为了能确定哪一级粗集料对高温稳定性贡献较大。
Experiment steps as following: at first, this paper has studied aggregate gradation to ensure which kind of coarse aggregates to contribute more for high temperature stability.
讨论了配位反应的一级介质效应。
The primary medium effect of coordination reaction have been discussed.
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