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In harbour construction, precasting caissons with slipform construction technology is a new attempt.

港口施工中，利用滑模工艺沉箱是种新的尝试。

A high K ratio method for fatigue precracking in welding position toughness specimen of thick steel plate was developed.

提厚钢板焊缝断裂韧度试样疲劳裂纹的“高K比法”。

In this paper .bridge-indentation method is adopted to precrack in ceramic specimens, and the advantage as well as disadvantage are discussed.

本文首先对桥压法生裂纹进行研究,然后对桥压法存在的问题提种简便而有效的陶瓷材料生裂纹的方法——静态膨胀法。

The technique of pier integral precasting at the sea was researched and applied in the innavigable section construction of Donghai Bridge(the first bridge at the sea in China).

海上墩柱整体吊装在我国第座外海桥梁东海大桥非通航段施工中得以研究和全面应用。