It is built a thin-walled box beam base on ship hull in this thesis, and the frequency of box beam is calculated with some different model building method.

綜合以上分析亚洲动漫精品一区，需要對船體總振動(dòng)的建模方法進(jìn)行研究，以便運(yùn)用合理簡便計(jì)算模型來計(jì)算船舶總振動(dòng)固有特性6080三级午夜理论。

It has not been definite that how tocalculate the cross beam of box girder during thesituation bridge engineering.

做具體設(shè)計(jì)時(shí)發(fā)現(xiàn)永久区域18勿进，在現(xiàn)階段的橋梁工程中沒有明確箱梁的橫隔梁如何計(jì)算。

The article mainly introduces precast box beam construction and quality insurance experience.

文章主要介紹了沿江十標(biāo)段預(yù)制箱梁的施工方法及質(zhì)量控制經(jīng)驗(yàn)国内偷拍高清精品免费视频。

For the quality defect of box beam precast concrete treatment, the paper proposed some measures.

針對箱梁預(yù)制過程中可能出現(xiàn)的質(zhì)量缺陷天堂不卡一区二区在线网站，從砼的配合比設(shè)計(jì)、板的處理深夜在线、澆筑及養(yǎng)護(hù)等方面提出一些解決措施6080yy午夜福利无码。

The engineering situation of continuous box beam bridge is introduced.

介紹了廣州市環(huán)城高速公路跨廣州大道連續(xù)箱梁橋的工程概況。

box beam：箱形梁

箱座 box base | 箱形梁 box beam | 箱形底架 box bed

box beam：箱梁

梁格:Grid beam | 箱梁:Box Beam | 暗光束:dark beam

box beam：箱形槳

box annealing 裝箱退火 | box beam 箱形槳 | box boriding 填充滲硼

box beam：盒形樑

"box","盒;箱" | "box beam","盒形梁" | "box connecter","接線盒"

thin-walled box beam：薄壁箱形梁

thin-wall 薄壁 | thin-walled box beam 薄壁箱形梁 | thing pledged 擔(dān)保物