1) wall interiorinsulation
墙体内保温
2) wall composed with internal thermal insulation
内保温复合墙体
3) internal wall thermal insulation
内墙保温
1.
Thermal insulation mortar blended with desulphogypsum and vitrified microsphere is prepared taking vitrified microsphere as lightweight aggregate and this is good in thermal insulation,crack resistance,and construction workability as well as energy saving and making use of waste,and it can be used for building internal wall thermal insulation.
其保温隔热性能和抗裂性优良,施工和易性好并节能利废,可用于建筑内墙保温。
4) insulated wall
保温墙体
1.
The result shows that the external insulated wall is suitable to energy-saving building envelope in serious cold areas.
根据北方地区节能建筑保温层的设置在技术要求和施工方面的情况,讨论了不同保温层设置的内保温墙体、夹层保温墙体和外保温墙体对节能墙体水蒸气渗透的影响,验证了北方节能建筑外墙保温层水汽的渗透要"进难出易"的设置原则,并得出结论,即外保温节能墙体比较适合严寒地区的节能建筑维护结构。
5) wall thermal insulation
墙体保温
1.
Construction technical of wall thermal insulation plays more and more important roles in building energy conservation.
我国建筑节能的核心就是对建筑物围护结构和采暖系统进行革新,其中墙体保温施工技术在建筑节能中发挥着越来越重要的作用。
6) wall insulation
墙体保温
1.
Through analyzing the current situation of the wall insulation systems in hot summer and cold winter zone,a few types of common insulation systems were compared,and the advantages of material performance,building structure,construction cost and energy-saving aims of autoclaved aerated concrete wall insulation system were described.
通过对夏热冬冷地区墙体保温体系现状的分析,对比了目前比较常见的几种保温体系,阐述了蒸压加气混凝土墙体自保温体系在材料性能、建筑构造、工程造价和适应将来节能目标上的优势。
补充资料:弹塑性岩体内竖井地压理论
弹塑性岩体内竖井地压理论
ground pressure around shaft in elastic-plastic rock
tonsux一ng yant一ne一shuJ一ngd一yol一}un弹塑性岩体内竖井地压理论(ground pres-sure around shaft in elastie一plastie roek)在表土或软岩中掘进竖井时,若岩体只产生弹性变形,岩体是稳定的,不必计算地压。只有在产生塑性及流变变形时,才需要计算地压;竖井各水平截面上地压不等。按轴对称条件求出竖井周边位移,再求出支护位移公式,将它们联立求解,即可得到竖井地压。也可用图解法找到两条位移与应力关系曲线的交点,该点的纵坐标值即为竖井地压(见图)竖井围岩周边位移公式为: “止 U 竖井变形地压计算图 1围岩位移曲线;z支护特性曲线 a(p。s、n,,+。eos叭)厂(尸。+。.eot,t川一sin,.门导 ZG,匕P。+cicot笋,J式中“。为竖井围岩周边位移,m;a为竖井掘进半径,m;P0为原岩水平应力,重力场条件下,P0一六yI1,MPa;c,为第i层岩石粘结力,MPa;尸b为支护抗力,等于围岩作用在支护结构上的径向压力,但作用方向相反,MPa;笋,为第i层岩石内摩擦角;G.为第!层岩石剪切弹性模量;MPa。 竖井筒形支护特性方程为: l一群2厂bZ+a,尸1。, z,‘一二六舟}头‘-共一一IP,b EL右2一aZx一尸J“”式中u。为支护外半径表面的径向位移,支护与围岩密贴的情况下,“,一“、;E及产分别为支护材料的弹性模量及泊桑比;“为支护内半径,m;b为支护外半径,m;尸二为竖井变形地压,尸。一尸b,MPa。 (高磊)
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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