roof pressure的例句大全

Research on the Change of Roof Pressure in Mining Coal Seam Athwart the Dipping Direction of Structural Plane by Centrifugal Model Test

逆结构面倾向开采顶板压力变化离心试验研究

Studies shod that the grey models can simulate or reflect roof pressure parameters changing and its inner rules.

研究表明，灰色模型能很好地模拟或反映顶板压力参数的变化过程与内在规律。

Effect of igneous rock on the roof pressure of mining field

火成岩对采场顶板压力分布的影响

The pre-tensioned bolts increase the joints pressure which is the mechanics of strengthening the joints roof. Thereby the joints sliding distance, the roof separation value and the roadway displacement is reduced.

预应力锚杆对层状顶板的加固机理是增加层间正压力，从而降低节理面之间的滑动位移，控制顶板离层量，降低巷道位移。

Wind Pressure Characteristics of Ellipsoidal Surface Roof and Conical Surface Glass Gladding

椭球面屋盖与圆锥面玻璃幕墙的风压分布特征

The preliminary study to the characteristics of surrounding rock and support design procedures in working faces of strong roof and high ground pressure of deep mines are conducted in this paper using several important methods such as numerical simulation, theory analysis and measuring data analysis from locales.

本文采用数值模拟分析、理论分析和现场实测数据分析等研究方法，对深井高地压坚硬顶板采场围岩特性与支护设计进行了初步的研究。

The flow field and the wind pressure distribution around a low-rise gable roof depending on the roof slope and the length of cornices are numerically simulated and systematically analyzed.

对屋面坡度、檐口竖向高度和水平外伸长度等关键参数，开展双坡低矮屋面周围流场和风压分布的系列化数值计算与分析比较。

Apply the Orthogonal experiment to ratio of the model material, set up the model and observe to determine the pressure step pitch of the coal seam and the top roof and baseboard, so as to analyze the pressure law.

采用正交实验法进行模型材料的配比，之后建立模型，观察，确定综放工作面煤层及顶底板的来压步距，并对其来压规律进行分析。

Combined Supporting Technology with Pressure Releasing and Yielding in Deep Roadway under Combined Roof Let me take your blood pressure.

深井复合顶巷道卸压让压综合支护技术让我量一下你血压。

The wind pressure pass through the metal roof panel to the purlins and then pass to the main structure.

屋面风压通过金属屋面板传递给檩条再传递到主体结构上。

According to coal wall front force of support and workface support stress movement transformation relations, the main roof cycle pressure can be accurately forecast.

根据工作面煤壁前方支承压力和工作面支架受力之间的运动转化关系，可准确预报工作面老顶的周期来压；

Testing Study on Wind Pressure Behaviors of Shanghai South Railway Station Roof

上海铁路南站屋盖表面风压特性试验研究

A rigid framework, as of wooden beams or metal bars, designed to support a structure, such as a roof. Elementary Dissertation of Sustainment Space Between for Preventing from Distortion in Welding Structural Part of Hydraulic Pressure Bracket

桁架用木棒或金属棒做成的坚硬的构架，用于支撑屋顶等结构液压支架结构件焊接防变形支撑形式浅析

Pressure releasing and gas drainage with long bore hole in roof overburden of fully mechanized caving face tap ( ping) drill

综放面顶板覆岩走向长钻孔卸压抽放瓦斯研究

the movement of site cover rock and the change of abutment pressure round the site are the main reasons that lead to roof accidents.

采场覆岩的运动及采场周围支承压力分布的变化是导致采场顶板事故的最主要原因。

it is also concluded that the abutment pressure distribution is affected by the roof stiffness, coal strength and buried depth.

定性研究了顶板刚度、煤体强度和理深对超前支承压力分布的影响。

applied research on all anchor support technology for full seam gateway with high strata pressure and complex roof

高地压复合顶煤巷全锚索支护技术应用研究

analysis on strata pressure of fully mechanized longwall coal mining face in soft roof, soft coal and soft floor seam

三软煤层综采长壁工作面采场矿压分析

roof support repair technology for failed gateway under mining strata pressure

回采压力下受损巷道支护修复技术

the geometry of roof has a major impact on the wind pressure distribution.

考察了不同几何参数对结构表面风压的影响。