• 着眼打量了一下环境发现这是一文艺复兴风格的豪华卧室路易十六世家具装饰有手工墙面,还有一张宽大的四红木

    Squinting at his surroundings he saw a plush Renaissance bedroom with Louis XVI furniture, hand-frescoed walls, and a colossal mahogany four-poster bed.

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  • 着眼打量了一下环境发现这是一文艺复兴风格的豪华卧室路易十六世家俱装饰有手工墙面,还有一张宽大的四红木

    Squinting at his surroundings he saw a plush Renaissance bedroom with Louis XVI furniture, hand-frescoed walls, and a colossal mahogany four-poster bed.

    youdao

  • 采用岩石破裂过程分析软件RFPA2D系统机械化开采稳定性进行数值计算分析。

    The stability of coal pillar of the short-wall mining was analyzed systemically by numerical simulation with the rock failure process analysis software (RFPA2D).

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  • 通过山东王村铝土矿采矿方法优化介绍提出一种新的采矿方法——人工无底崩落法

    Through the detail introduction on optimization of raining method in Shandong Wangcun Bauxite Mine, this paper puts forward a new mining method——longwall caving with artificial roof pillar.

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  • 根据开采条件下保护布设特点,建立保护支承关键力学分析模型

    The mechanical model of key strata supported by coal pillar is set up according to the layout of coal pillars in the coalface of short wall mining.

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  • 通过电算分析,找出t形截面不利荷载

    In this paper, the worst loaded Angle of T-shaped columns with thick leg is finded.

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  • 介绍复合层厚固体X射线检验透照工艺的设计检测结果评价

    The evaluation on the X - ray inspection technology and test results for the composite coaling thick - wall solid charge is described in the paper.

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  • 提出采用多条曲线适应不同截面、不同、不同强度高强度冷型钢

    It is suggested that several column curves should be adopted for the calculation of cold-formed steel columns of different sections, thicknesses and strengths.

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  • 两个圆弧壳连结处布置某种型式的向水密进行加强

    There is a vertical waterproof longitudinal bulkhead between the two shell-junctures, it reinforced by some stiffener.

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  • 开发一个三维坐标系下冷却传热计算计算机软件

    Developes a three-dimensional heat transfer program in the cylindric coordinate system.

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  • 由于处在火山频繁活动地带,山体呈现出独具特色岩怪石,称得上一个造型地貌博物馆

    Because of frequent activities in ancient volcanic mountain area, presents unique peak, column, pier, the hole, wall etc odd rocks is basically a modelling step, geomorphic museum.

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  • 国外高产高效矿井建设是以单一煤层式综合机械化主要开采技术

    The main technology to realize high production and high efficiency in abroad is fully mechanized long-wall mining for a single seam or room-and-pillar mining.

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  • 直接采用支进口精密内径玻璃吸附(标准玻璃管吸附不再),方便用户使用

    In two imported directly by precision inner diameter glass tube adsorption column (standard wall glass tube adsorption column is no longer supported), more user-friendly.

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  • 为了解不同雷诺数流比情况下各种因素压力损失系数影响,对流梯形扰流通道端静压压力损失系数进行实验测量。

    The effect of each parameter on distribution of static pressure and pressure loss coefficient are found out. Experiments have been carried out in trapezoidal duct with staggered pin fin arrays.

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  • 留煤支撑开采关键技术区分不同性质,即区内煤区域隔离

    The key technology of longwall remaining coal pillars support mining is to distinguish two kinds of coal pillars of different character between regional coal pillar and isolated coal pillar.

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  • 支承压力峰值超前一定距离距离随工作面长度加大而减小

    The peak value of abutment pressures on coal pillar had a certain distance to the wall, and the distance reduced when the working face width increased.

    youdao

  • 支承压力峰值超前一定距离距离随工作面长度加大而减小

    The peak value of abutment pressures on coal pillar had a certain distance to the wall, and the distance reduced when the working face width increased.

    youdao

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