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1)  Fastening method
扣挂法
2)  cable-stayed suspension method
斜拉扣挂法
1.
The installation method of the main arch is mainly cable-stayed suspension method,except a small number remain using body rotating method and integral lifting method.
近年来我国大跨径拱桥得到迅速发展,主拱安装除少数采用转体施工法和整体提升法施工外,绝大多数采用无支架缆索吊装斜拉扣挂法
3)  suspending and connecting construction
扣挂法施工
4)  lifting-jack inclined cable-stayed buckle
千斤顶斜拉扣挂法
1.
It is proved through the practice that the adoption of the lifting-jack inclined cable-stayed buckle based on the cable assembling method can solve some problems of the large-span arch bridge,such as multi-section assembly,complicated tie cable system,the out-of-control arch axis and high-risk construction.
结合祁家黄河大桥主桥拱肋的吊装施工技术,阐述了无支架缆索吊装拱肋的施工技术,实践证明:精心的在缆索吊装法基础上采用千斤顶斜拉扣挂法施工的方法,能够较好的解决大跨径拱桥多节段拼装、扣索系统操作复杂、拱轴线难于控制、施工风险大等问题。
5)  fasten and hang system
扣挂系统
1.
By way of example of the extra-large bridge on Dongguan watercourse,the fasten and hang system used in the process of suspending and connecting for steel tube rib are introduced respectively,analyzes the cable force,the strength and stability of tower in this paper.
以东莞水道特大桥为例,详细介绍了钢管拱肋悬拼过程中的扣挂系统,分析了扣索索力及塔架的强度及稳定性,为同类工程临时结构的设计提供了参考。
6)  inclined drawn and buckled-hanged
斜拉扣挂
1.
The line control technology on big span steel tube arch bridge with inclined drawn and buckled-hanged;
大跨度钢管拱桥斜拉扣挂法施工线型控制技术
补充资料:毕扣扣灵碱
分子式:
CAS号:

性质:又称毕扣扣灵(碱),荷包牡丹碱。天然存在的是右旋体。细长片状结晶(由氯仿-甲醇中结晶)。熔点215℃。也有报道熔点177℃。旋光度+130.5°(由氯仿中结晶),pKa4.84。溶于苯、氯仿、醋酸乙酯,微溶于乙醇和乙醚;无色柱状棱晶(由甲醇中结晶),熔点195℃,旋光度+123°(c=3.58,氯仿)。易溶于氯仿,不易溶于乙醚、丙酮及乙醇中,能溶于热的苛性碱中。存在于罂粟科植物土延胡(Corydalishumosa Migo)的块茎中,化学合成可得到其外消旋体。具有兴奋子宫作用。具有强烈的致惊厥作用,且发作快、持续时间短,有可能用作癫痫的诊断用药。

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