roof的例句大全

FLYING over the roof of the world can be tricky.

飞跃世界屋脊可能很棘手.

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The ice fields at the roof of the world are shrinking.

这世界屋脊的冰原也在渐渐消融.

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The Qinghai-Xizang Plateau has long been known as the roof of the world.

青藏高原素有世界屋脊之称。

《汉英大词典》

Rain spattered down on the roof.

雨滴滴嗒嗒地落在屋顶上.

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Installation, sliding and unloading process of steel roof are introduced.

介绍了各部分钢屋盖安装 、 滑移、卸载施工的全过程.

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This paper approves the importance in producing minimum vibra-tion energy during the broken of stiff sandstone roof in working of stress releasing seams by caving method.

论文证实了用垮落法开采卸压层使坚硬砂岩顶板折断时产生的振动能为最小的要义。

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The primary target of the monitoring is to dynamically determine the developing regularity, and heights of the" two zones"( caving zone and fractured zone) in roof rocks.

该监测的主要目的是动态测定煤层开采过程中顶板岩石两带（冒落带和裂隙带）的发展规律和高度，以指导相邻采区留设合理的防水或防砂煤柱。

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Analysis of Complex Roof Caving Process in Mining by Caving Method

崩落法开采时复杂顶板的崩落过程分析

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Technology and control of first roof caving in coal working face

采煤工作面初次放顶的技术与管理

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Roof caving is one of the most serious engineering disasters in underground mining activities of metal mines. It not only delays the progress of production, but also threats against underground workers.

顶板垮落是金属矿山地下开采中严重的工程灾害之一，它不仅影响采矿进度，同时也对井下作业人员生命安全构成威胁。

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The fracture of overlying key stratum results in decrease of the roof caving angle and the increase of periodic caving span and weighting intensity.

覆岩关键层的破断使工作面顶板垮落角减小、周期垮落步距和来压强度都增大。

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Rounded brimless hat fitting the crown of the head. The roof or walls will not cave in.

戴在头顶上的无边圆帽。坑顶或边墙不能塌方。

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Coal Gangue ALC Board will be wildly used in external wall panel, inner wall panel, roof boarding.

煤矸石ALC板可广泛应用于多层钢结构住宅的外墙板、内墙板和屋面板，本文对各种板的截面形式、板型及使用范围进行了系统论述。

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On the roof of the schoolhouse some pigeons were softly cooing, and I said to myself.

在校舍的屋顶上有几只鸽子在咕咕地叫.

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Direct roof of the orebody consists of fault gouge and breccia, and is exceedingly easy to cave.

该矿体直接顶板为断层泥和糜棱状角砾岩，极易冒落。

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Roof Isolation Boarding Used as An Aseismic Method in Design of Extension Storey on Masonry Building

屋面隔热板减震措施在加层设计中的应用研究

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Because the types of member and roof boarding obtained by the traditional division methods of spherical surface lattice are more and the expenses are great, it is few to make use of the latticed shell in practical engineering.

但是传统的球面网格划分方法造成杆件和屋面板类型较多、费用较高而影响了这种结构的应用。

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Standardization and Diversity of Steel Housing System C payments, roof boarding processing; Light structural steelwork, rack manufacture, marketing; Steel sales.

轻钢轻板住宅体系的标准化与多样性C型钢、面板加工；轻钢结构、架制造、售；钢材销售。

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Reason analysis and prevention measures for roof boarding cracks of concrete building

混凝土楼屋面板裂缝原因分析与防治措施

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The results of in-situ measurement of the deflection of bonded prestressed concrete roof beams with a span of 21 meters in frame structure of a gymnasium after construction are presented.

某健身房跨度为21m的有粘结预应力屋面框架梁，在竣工后对其进行了挠度的实测。

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