楼板裂缝修补

来源 :建筑工人 | 被引量 : 0次 | 上传用户:g123838477
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
楼板裂缝采用环氧树脂修补较为稳妥:第一是由于环氧树脂固化后仍能保留较大的弹性变形,因而再次产生裂缝的可能性减小;第二是环氧树脂的防水性能好,增强了抗渗能力.
其他文献
植物自交不亲和性是指白花的正常花粉不能在自己的柱头上发芽,或者花粉发芽后花粉管不能穿透柱头,或者穿透柱头后花粉管不能继续延伸,或者花粉管延伸到达胚囊后精,卵细胞不
AlN solidly mounted resonators with silicone microfluidic systems vibrating in shear mode are fabricated and characterized.The fabrication process is compatible
期刊
A memory device Si/Al2 O3/Al2O3-Cu2O/Al2O3/Pt is fabricated by using atomic layer deposition and rf-magnetron sputtering techniques.The memory device including
期刊
We propose a series of modified hybrid plasmonic waveguide systems.It is found that their propagation distances and mode areas depend on their shapes notably.Th
期刊
更新设备时,新老设备的地脚螺栓孔位置常不一致,需要拆除旧的重做新基础.我单位在风机改造中采用钻孔法解决了这个问题.
Relativistic density functional calculations are performed to explore the promise of MAu16 (M=Si,Ge,and Sn) clusters as magic clusters and building blocks in de
期刊
An important property of optical metaaterials is the ability to concentrate light into extremely tiny volumes,so as to enhance their interaction with quantum ob
期刊
我单位承建的某选煤厂主厂房至块精煤装车仓栈桥,为两段30m跨和一段25m跨的钢结构,采用钢筋混凝土框架梁柱,支座标高分别为16.300~24.600m、25.100~32.500m、34.300~40.500m。由
The arbitrary e-wave solutions to the Schr(o)dinger equation for the deformed hyperbolic Eckart potential is investigated analytically by using the Nikiforov-Uv
期刊
本研究探讨两个杂交不亲和种间有性导入一个不完全染色体组的可能性。普通烟草(Ni-cotiana Tabacum)花粉经~(137)Cs γ-射线(5-40千伦)照射后,授到黄花烟草(N·rusti-ca)的花