查询词典 truss

In the case of a super-long span suspension bridge across wide mountain valley, steel truss stiffening girder is more adaptable for the bridge section than steel box girder due to the limitation of construction condition.

在山区峡谷大跨度悬索桥的建设中，由于受施工条件的限制，桁架加劲梁比钢箱梁在施工方面具有更好的优越性。

Finally, the erection method of three key stages, including the first and second segment near the pylon, the standard segment as well as the closure segment of steel stiffening truss girder, was studied.

最后，研究了靠索塔首次节段、标准节段以及合龙段等3个关键阶段的架设方案。

Model of series spring truss elements is put forward according to square tubular joint's local stiffness in the paper, which meets the designing requirements and is testified by numerical examples.

方管节点的局部平动位移和局部平动刚度的分析。

This type of truss is constructed where a wider span or a less restricted roof space is required.

这种桁架主要建于跨度要求较大或屋顶空间限制较少的地方。

Specialized in manufacturing GB screws, pan head screws, lock tool screws, furniture screw, hex socket screws, nuts, carriage bolts, special bolts, pins, plain head hex socket screws, rivets, sphere screws, truss head screws, set screws, various bolts and non-standard screws.

专业生产各类国标螺丝；盘头螺丝；锁具配套螺丝；家具配套螺丝；内六角螺丝；螺母；马车螺栓；异形件螺栓；销；平头内六角螺丝；对扣螺丝；铆钉；球面螺丝；大扁头螺丝；各种非标；各种螺栓；紧定螺丝

Finally, the irregular, single-layered membrane connecting the ring truss to the reinforced concrete canopy of the peripheral portion, on which work had been proceeding simultaneously, was constructed.

最后，环形桁架和周边钢筋混凝土结构间连上不规则的单层膜顶。

As a new kind of supporting member, a prestress self-balanced cable truss has been widely applied in point-supported glass curtain walls. The free and forced vibration behaviors were analysed.

预应力自平衡索桁架作为点支玻璃幕墙的支承体系有着广泛的应用，该文研究了这一结构形式的自由振动和强迫振动。

Firstly, a 1:6 model of steel roof is designed in line with accurate scale rule and based on the construction design drawings, which compose the triangular spider space truss, three pairs of arc arch column , SH.

针对曲拱柱承载力与设计，在基于大量数值模拟分析的实用设计原则，本文试图对其稳定承载力进行理论研究。

It has been successfully applied to solve the problems of truss structure system, axial vibration system, rotor system and plane beam system etc.

所给公式及求解方法具有工程直观性，编程容易，便子工程设计人员应用，便于发挥其主观能动性。

In this article, the emphasis is put on the theoretical study about the secondary stress of square steel-pipe truss .

方钢管桁架是一种将成熟的桁架制造技术和新型的钢管材料有机结合的结构体系。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。