查询词典 arch centering

Row of circular arc steel pipe were used to support respectively in the steel pipe support longitudinal base and the crown on the skewback, causing the steel centering and the steel pipe support combines the overall rigid arch centering, both common stress, has enlarged the arch centering application span and the steel pipe support altitude effectively.

采用了在钢管支架纵向底部和顶部各设置4排圆弧钢管支撑于拱座上，使钢拱架与钢管支架组合成整体刚性拱架，两者共同受力，有效加大了拱架的应用跨径和钢管支架的高度。

The construction method of concreting layer by layer and segment by segment could reduce the use of steel and save construction cost,when concrete box arch ring was built cast-in-place with aid of arch centering.

混凝土箱型拱桥在无支墩拱式拱架上现浇施工时，采用分环分段的施工方法，可以利用拱圈与拱架的联合作用，减少钢拱架的用钢量，达到节省施工成本的目的。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。