compactions

与compactions相关的网络例句 [注：此内容来源于网络，仅供参考]

According to the complex degree,determined by their figurations and sizes,the classification of the metal powder compactions by steel's dies has been given.

文摘：按照其形状尺寸所确定的复杂程度，对金属粉末制件进行了分类；对各类制件的压制质量进行了分析；在此基础上，叙述并归纳了粉末件钢模压制的各种方法及其适用原则。

The pH values of nest materials were from 818 to 934, soil compactions about 128~184g/cm3, diameters of most soil particles from 006 mm to 015 mm, and nests were generally composed of 4~10 cells. It indicated that M.

说明该蜂喜欢将巢室建在朝向东方的岩石表面；筑巢材料主要由唾液和以碱性的粒径为006～015 mm左右的沙土构成。

The nest materials, pH values, and soil compactions were measured respectively in 4 kinds of nest sites different in surface soil composition, and the process of nesting was observed continuously in fixed points.

共调查统计5 148个蜂巢的筑巢场所和朝向；选择4个土壤表层成分不同的筑巢地，分别测定其筑巢沙土的机械组成、pH值和土壤紧实度；定点连续观察整个筑巢过程。

According to the permeability test and self-mastery "L" type model test, the coefficients of permeability in horizontal and vertical direction at different degree of compactions were obtained. Based on the Darcy law, calculating formula for the model was deduced.

通过室内渗透试验、自制&L&型相关模型试验测得在不同压实度下水平向和垂直向的渗透系数，并根据达西定律等相关理论推倒出适用于该模型的计算公式，得到水平向和垂直向渗透系数随着压实度的增加逐渐减小，验证了该方法测定渗透系数的可行性。

In target ing using concrete optimum , heat preservation, humidity preservation, twice vibr ations, twice compactions, strictly controlling the temperature and so on, the a ppearance of split can be avoided and the durability of concrete can be improved .

分析和总结了预拌混凝土现浇楼板裂缝产生的原因、处理方案及防治措施，综合采用混凝土试配优化、保温保湿养护、二次振捣、二次模压、严格控温等施工措施，可有效地避免和减少裂缝出现，提高混凝土的耐久