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1)  method based on degree of prestress
预应力度法
1.
In light of some shortages lying in the actual design methods of statically indeterminate prestressed concrete structures, and taking advantages of equivalent load method and method based on degree of prestress, a unified design formula is established, which fits for the design of all kinds of statically indeterminate prestressed concrete structures.
针对目前预应力超静定结构设计方法中存在的不足,结合荷载平衡法与"预应力度法"各自的优点,提出了适合各类抗裂要求的预应力超静定结构的统一设计公式。
2)  prestress-degree-based method
基于预应力度法
3)  degree of prestress
预应力度
1.
Prestressed concrete structural design based on degree of prestress;
基于预应力度法的预应力混凝土结构的设计
2.
The degree of prestress is an important characteristic of prestressed concrete structure.
选择了几种典型的预应力度定义,分析比较了它们的计算公式,力学概念以及适用范围。
3.
The calculation in the design of this engineering is done by the method of degree of prestress, so the design is clear and easy to calculate.
工程采用预应力度法 (PPR =0 6)进行计算 ,概念明确 ,设计方便 ,为今后超大跨度预应力混凝土结构的设计积累了宝贵的经
4)  prestress degree
预应力度
1.
Main introduction of this arcticle is arrangement and defense of tendon,effects of structure capability by tendon area change and reinforcement ratio of General Steal Bar,effects of vertical degree and prestress degree,and the prospects of external prestressing technology in engineering is pointed out.
介绍了体外预应力筋的布置与防护,体外预应力筋面积与非预应力配筋率对结构性能的影响,垂度和预应力度的影响,并指出了体外预应力技术在工程中的发展前景。
2.
Influence of prestress degree and prestressing tendon of the second working state were taken into account in the crack width control method using nominal tensile stress.
在名义拉应力裂缝宽度控制方法中,分别引入预应力度λ的影响和预应力筋第2工作阶段对裂缝宽度控制的有利影响,分别推导了考虑预应力度影响的预应力筋用量计算公式和考虑预应力筋第2阶段有利影响的预应力筋用量计算公式。
3.
The principle of prestressed concrete in pure torsion is investigated, by using the space truss theory with variable inclination, considering softening of concrete, and introducing the prestress degree into the calculation, puts forward a new theoretical method for ultimate torsional strength.
研究预应力混凝土受纯扭作用时的机理 ,运用变角空间桁架原理 ,考虑混凝土的软化效应 ,并把预应力度引入到计算中 ,提出了新的抗扭强度计算公式。
5)  prestressing degree
预应力度
1.
The concept of comprehensive prestressing degree is presented in this paper,and based on this,the principle of direct calculation formula is presented.
提出了综合预应力度的概念,并以此提出综合预应力度直接算法的计算原理,克服了利用传统预应力度设计计算超静定结构时所面临的重复计算问题,为预应力结构的计算提供了一个快捷方法。
2.
The following conclusion is put forward: the choosing of the prestressing degree and the arrangement about prestressed steel bar and nonprestressed reinforcement are very impo.
本框架梁两端简支且位置上抬,为框架总长120 m而不设伸缩缝创造了条件;部分预应力混凝土结构采用预应力与非预应力筋混合配筋,正确选用预应力度极为重要;后张部分预应力混凝土结构利用高强钢筋充分发挥材料特性,且比全预应力混凝土结构具有更好的延性。
3.
The author computates the relation between bending moment and curvity at the section under different prestressing degrees; and points out the effect of prestressing degree on bending ductility; and puts forward a method for the promotion of bending ductility.
提出预应力砼截面弯矩-轴力-曲率关系的计算方法,并计算了不同预应力度下截面的弯矩-曲率关系。
6)  degree of prestressing
预应力度
1.
In the test,three important factors including degree of prestressing,different spans subjected to fire and the length of native reinforcing at the top of support are considered.
试验考察了预应力度、不同跨受火以及负筋长度三种因素,分析结果表明不同跨受火、负筋长度对三跨连续板的破坏机构、挠度变形有决定性的影响,而预应力度对其影响不是十分明显,三种因素都对支反力的重分布有很显著的影响,预应力筋中的预张力在火灾试验过程中经历了先增加,再减小,然后突然被拉断三个阶段,构件的温度场在受火面温度梯度大,背火面小,裂缝的出现和水蒸气的蒸发影响着板内温度场的分布。
补充资料:安侬痛 ,阿那度尔,安那度尔,甲替啶
药物名称:安那度尔

英文名:Alphaprodine

别名: α-普洛丁;阿法罗定;安那度;安侬痛 ,阿那度尔,安那度尔,甲替啶
外文名:Alphaprodine ,α-Prodine, Nisentil, Prisilidene
适应症:
用于需短时止痛(镇痛起效比吗啡迅速,皮下注射5min即见效),如小手术时以及手术后的止痛,又可与阿托品合用于胃肠道、泌尿道等平滑肌痉挛性疼痛的止痛。
用量用法:
皮下注射:1次10~20mg,1日20~40mg。 静注:1次20mg。 极量:1次30mg,1日60mg。
注意事项:
1.亦有成瘾性,不宜久用。 2.有眩晕、无力、多汗等不良反应。 3.分娩时慎用,可能会引起胎儿窒息。

规格:注射液:每支10mg(1ml)、20mg(1ml)、40mg(1ml)。





类别:镇痛药\阿片受体激动药
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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