This paper analyzes detailed the causation of the vacuole, irregular crack, sand out, surface pit, and brings up treatment and prevention measure.
本文对水泥地面经常出现的空鼓、不规则裂缝、起砂和麻面等问题原因进行了详细分析，并提出了处理与预防措施。
CAD is employed in the designing of pit heat-treatment furnace, containing a established data bank of furnace body, optimum seeking of furnace lining materials and automatic drawing-making.
采用微机辅助设计热处理井式加热炉，建立一套护体设计的数据库，优选了炉衬材料，自动绘制炉体结构图。
Experiments show that a surface treatment process forming a protective coating prevents the pit-formation and extends the service lives in se veral folds.
试验已经充分证明：气阀上采用一种表面处理方法所得到的涂层可以有效地减少并推迟“麻坑”的产生，数倍地提高了使用寿命。
Geological data treatment is a part of the soft ware package for optimization of short-term plans in open pit coal mines.
地质处理是为露天煤矿研制的短期生产计划优化软件包的一部分。
The factors that influence the stability of open-pit slope are briefly explained, and the main prevention and treatment measures at present are introduced in this paper.
本文简述了影响露天矿边坡稳定性的因素，然后介绍了目前露天矿滑坡灾害的主要预防与治理措施。
Stiffening core soil-cement composite pile is a new type of composite pile that applies in foundation treatment and foundation pit bracing.
劲芯水泥土复合桩是一种新型的地基处理和基坑支护复合桩。
Low pit aspiration ratio and cracks of some bordered pits are the main reasons for increasing liquid impregnation after radio-frequency vacuum drying treatment.
具缘纹孔的闭塞率较低以及部分具缘纹孔周缘破裂是高频真空干燥后木材浸注性提高的主要原因。
Low pit aspiration ratio and cracks of some bordered pits are the main reasons for increasing liquid impregnation after radio-frequency vacuum drying treatment.
具缘纹孔的闭塞率较低以及部分具缘纹孔周缘破裂是高频真空干燥后木材浸注性提高的主要原因。
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