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1.This paper mainly introduces the construction support design scheme of 220 meter main arch frame bri dge,with the equal section hang chain no wind arch box frame.
本文主要介绍等截面悬键线箱形无绞拱，主跨220m 主拱圈的施工支架设计方案。收藏指正
2.The meter has separable electromagnet and the bearing has four kinds;single-jewel,magnetic thrust and magnetic floating.The case has three kinds;aluminum,plastic and glass.The die-casting frame is alloy aluminum with excellent mechanical strength.
该仪表采用分离式铁芯结构，轴承具有单宝石、双宝石、磁推式、磁悬式四种结构，外壳采用铝、塑料和玻璃三种，基架由优质铝合金压铸而成，具有良好的机械强度。收藏指正
3.(5) Economical benefit. The cost of the bank-protecting project which adopts thestructure of “frame + plant fibre bags +plants” is RMB 55 per square meter, while the costof the bank of concrete and stone, which is very common in China, is more than RMB 120 persquare meter. The former can bring not only the less cost but also the additional ecologicaland view value.
(5)经济效益:本实验区采用的“框架+植物纤维袋+植物”的构建方法其经济成本为55元/m~3,而我国一般采用的浆砌石护岸一般成本约为120元/ m~3以上,本方法不仅能降低经济成本,而且带来了附加的生态价值及景观价值。收藏指正
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