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According to disadvantages of common wool rock plate for indoor flase ceiling, the company develops reinforced rock wool powder coated steel sandwich plate for false ceiling also applicable for partition of wall, insulation material employs paper (aluminum honeycomb.

针对普通岩棉板的室内吊顶的诸多缺点，窝公司开发了系列加强型岩棉彩钢板夹心吊顶用板（也可适用于墙体隔断，芯材也可用纸蜂窝。

Up in the mountains are clear lakes, quick-moving small rivers, and huge formations of rock. One huge rock is called Half Dome. It rises more than two thousand seven hundred meters into the air.

在山中，有清蓝的湖泊、有快速流动的小河流，还有巨大的岩石群，其中一个最大的岩石叫半圆丘，它高达2700米，直插云宵。

It was a rock, a rainbow-colored rock.

是个石头，有着彩虹颜色的石头

Therefore, present evaluation methods of rock drillability can not be applied to predict rock drillability of wildcat well before drilling.

因此，在相似构造选择的基础上，提出了一种对野猫井岩石可钻性进行钻前预测的方法。

The oar was noted to reduce rate of meet an emergency of shallow ministry country rock above all after bracket wall, restrained country rock inside bigger range be out of shape, what controlled tunnel thereby is intense be out of shape.

支架壁后注浆首先减小了浅部围岩应变率，抑制了围岩在更大范围内的变形，从而控制了巷道的强烈变形。

The practices indicate that comprehensively determining physical and mechanical parameters of rock mass and fully utilizing the bearing capacity of wall rock to optimize the design are of great significance to assure the engineering safety and approve the design level.

实践表明，综合测定岩体的物理力学参数，充分利用围岩承载力优化工程设计，对确保工程安全和提高设计水平具有重要意义。

The optimal volumetric concentration of the acid is determined by comparison of the effects of one acid with different volumetric concentrations on the solution ration of the fragmental rock;then with analysis of the experimental results of the fragmental rock's breaking rat.

比较不同体积分数单种酸对碎屑岩心溶蚀率，优化最佳酸液体积分数值；在此基础上，研究不同体积分数酸液复配体系对碎屑岩心破碎率实验结果，优选出适合萨零组油层的酸化解堵配方为7%HCl+0.5%HF+5%CH3COOH及12%HCl+0.5%HF+0.5%HBF4+3%CH3COOH体积分数

Porosity is defined as the ratio of the void space in a rock to the bulk volume of that rock multiplied by 100 to express in per cent.

从油藏工程的观点来看，孔隙度是岩石最重要的特性之一，它用来量度岩石中用以储存石油烃类物质的有效空间。

In this paper, commonly used "highway tunnel design specifications"(JTG D70-2004) in the BQ surrounding rock mass classification methods and geomechanics classification method on the highway翻坝increase the tiger to the right tunnel surrounding rock classification, and the following major conclusions

本文结合国内常用的《公路隧道设计规范》（JTG D70—2004）中BQ围岩分级方法和岩体地质力学分类方法对翻坝高速公路老虎岭隧道右幅进行围岩分级，并得到以下主要结论

In order to look for new prospecting replacing territory ,this paper researched systematically the hydrocarbon source rock condition, reservoir rock condition, cover condition, trap type, natural gas migratory-concentration procession and conservation condition, etc., to analyze overall the natural gas enriching and forming reservoir conditions of the Paleozoic in southeastern Ordos Basin, discussed its natural gas prospecting foreground, pointed out the beneficial prospecting targets and put forward concrete prospecting strategy.

目前，鄂尔多斯盆地中北部已发现多个天然气田，为寻找新的勘探接替区域，从储集条件、烃源岩条件、封盖条件、圈闭类型、天然气运聚成藏过程和保存条件等方面入手，对鄂尔多斯盆地东南部古生界天然气的富集与成藏条件进行了全面分析，探讨了其天然气勘探前景，指出了有利勘探目标，并提出了具体的勘探部署意见。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。