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182022-05
防水板的施工采用不使用钉子的铺设工艺,可降低工作强度 防水(shui)板的施(shi)工(gong)采(cai)用不使用钉子(zi)的铺设工(gong)艺,可降(jiang)低工(gong)作(zuo)强度,提高(gao)工(gong)作(zuo)效率,减少重叠焊(han)缝,节(jie)省防水(shui)板体积,便于移动。它遵循每(mei)个(ge)隧(sui)(sui)道施(shi)工(gong)的安全程序和(he)随后的安装过程,并考虑到(dao)第二个(ge)水(shui)平衬砌的系泊和(he)箍筋的加固,以确(que)保隧(sui)(sui)道的快速施(shi)工(gong)。瓷...
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172022-05
建设垃圾填埋场或是污水处理厂的时候使用复合土工膜带来的经济效益 随着社会(hui)发展人口增长,环境(jing)的(de)污染越(yue)(yue)来(lai)越(yue)(yue)严重,垃圾(ji)的(de)填埋处理(li)问(wen)题(ti)日益突(tu)出(chu)。垃圾(ji)在变质、腐烂、发酵(jiao)、分(fen)解(jie)的(de)过(guo)程(cheng)中会(hui)产生很(hen)多有(you)毒有(you)害的(de)液体,废液会(hui)污染地下水及土壤,对(dui)我(wo)们的(de)生活带来(lai)极大(da)的(de)危害。目(mu)前,很(hen)多大(da)城市(shi)都(dou)在建设垃圾(ji)填埋场...
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162022-05
PET非织造土工布:强度高、耐老化性好,耐酸碱性差 根据(ju)不同的(de)生(sheng)产加(jia)工(gong)(gong)方法,土工(gong)(gong)布可分为机(ji)(ji)织(zhi)(zhi)土工(gong)(gong)布、机(ji)(ji)织(zhi)(zhi)土工(gong)(gong)布和非机(ji)(ji)织(zhi)(zhi)土工(gong)(gong)布。其中,机(ji)(ji)织(zhi)(zhi)土工(gong)(gong)布强度最(zui)高(gao),但(dan)过(guo)滤性能较差(cha),通常(chang)用作钢(gang)筋材料,一般不用作过(guo)滤材料;机(ji)(ji)织(zhi)(zhi)土工(gong)(gong)布整体(ti)稳(wen)定(ding)性好,但(dan)强度较低,孔(kong)隙(xi)稳(wen)定(ding)性和各向同性差(cha),在土木...
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132022-05
天然钠基膨润土防水毯——生态复合防渗材料 天(tian)然钠基膨(peng)润土(tu)(tu)防水毯(tan)是一(yi)种环保的生态复合(he)防渗(shen)材(cai)料(liao)。它由两层土(tu)(tu)工合(he)成(cheng)材(cai)料(liao)和(he)优质防渗(shen)天(tian)然钠基膨(peng)润土(tu)(tu)制成(cheng),通(tong)过每平(ping)方(fang)米15~20万根(gen)针刺纤(xian)维束复合(he)上下三层。天(tian)然钠基膨(peng)润土(tu)(tu)粉末颗粒在遇水后形成(cheng)致密不透水的凝胶体。其包装的土(tu)(tu)工合(he)成(cheng)...
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122022-05
单一土工膜与复合土工膜两者之间有什么区别? 土工(gong)膜可分为(wei)单(dan)(dan)一(yi)土工(gong)膜和复合(he)土工(gong)膜。单(dan)(dan)一(yi)土工(gong)膜可分为(wei)单(dan)(dan)层(ceng)膜和由多(duo)(duo)层(ceng)不同(tong)树脂组成的膜。单(dan)(dan)膜具有良(liang)好的延展(zhan)性,但抗拉性低,易(yi)断裂,与尖锐物体接触(chu)时易(yi)穿刺。同(tong)时,表面不粗(cu)糙,摩(mo)擦(ca)系数低,容易(yi)导致膜两侧(ce)几何滑动。单(dan)(dan)一(yi)土工(gong)膜有许多(duo)(duo)...
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112022-05
土工格栅技术原理且具有良好的耐腐蚀性和耐久性 土(tu)(tu)(tu)工(gong)(gong)(gong)格(ge)(ge)栅(zha)(zha)以聚丙烯(xi)等(deng)高分子(zi)聚合物(wu)为基础(chu)材料,在应(ying)用热塑或模压(ya)工(gong)(gong)(gong)艺(yi)后(hou)制得网(wang)格(ge)(ge)状屏栅(zha)(zha)。随着制备工(gong)(gong)(gong)艺(yi)的逐步成熟,现阶段的土(tu)(tu)(tu)工(gong)(gong)(gong)格(ge)(ge)栅(zha)(zha)类型已经颇为丰(feng)富,如塑料土(tu)(tu)(tu)工(gong)(gong)(gong)格(ge)(ge)栅(zha)(zha)、玻璃(li)纤维土(tu)(tu)(tu)工(gong)(gong)(gong)格(ge)(ge)栅(zha)(zha)等(deng)均具(ju)有(you)代表性(xing)。总体来看,土(tu)(tu)(tu)工(gong)(gong)(gong)格(ge)(ge)栅(zha)(zha)的应(ying)用优势主要有(you)...



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