板梁

Bridge construction ; prestressed concrete ; continuous box girder ; bridge monitoring ; slab crack

桥梁施工；预应力混凝土；连续箱梁桥；桥梁监测；腹板裂缝

This was due to the heat effect of welding to connect the side plates and the beam flanges, which caused brittle tear of beam flanges in the heat effect zone outside of reinforced part.

主要原因是侧板与梁翼缘的对接焊缝的影响使得加强区外焊接热影响区母材变脆而发生脆性撕裂。

Steel-concrete composite beam is a kind of flexural member composed by concrete slab and steel beam via shear connectors.

钢-混凝土组合梁是指钢梁和混凝土板通过剪力连接件连接形成整体共同工作的受弯构件。

The scaffolds with great height, size and weight are used widely in these large span and self-weight constructions.

这些特殊混凝土结构通常空间跨度和自重都很大，使得在施工中超高、超大、超重的梁板模板支撑架被频繁使用。

Especially in combination with practices, make some explorations in restoring the concrete beam, crevices in the roof plate and improving the bearingcapacity of them.

尤其是针对修复混凝土梁、裂缝问题、高粱板等受磨构件的承载能力结合实际工程作了一些探讨。

The aim of the present paper is to introduce the diving operation and the medical support for salvage of the shipwreck"Nanhai I"by installation of container frames,containers,the beams and mudguards,etc.

&南海Ⅰ号&古沉船打捞，是水下考古史上首创的整体打捞，该打捞工程历时长、水下作业大、技术含量高；本文从&南海Ⅰ号&打捞中，潜水员安装沉井定位架、安放沉井、安装底托梁、安装保泥板等环节的潜水作业，介绍了&南海Ⅰ号&古沉船打捞的潜水作业和潜水医学保障。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。