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1、浅析混凝土施工外观质量缺陷产生的原因、预防和处理措施混凝土施工质量缺陷及防治措施篇混凝土工程质量缺陷有:麻面、蜂窝、露筋、裂缝、孔洞、烂边、烂根、气泡、爆模、胀模、错台、挂帘、夹渣、疏松、外形缺陷、外表缺陷、连接部位缺陷等。1、麻面麻面是指混凝土表面呈现出无数绿豆般大小的不规则小凹点,直径通常不大于5㎜。theprimaryanalysisofsoilphysicalandchemicalproperties,suchaspests,disinfection,pestcontrolinadvance.Gard
2、enplantgrowthbyrequiredofminimumplantingsoilthicknessshouldmeetXiatable(constructionfigureShangindicateofexcept)vegetationtypeherbflowerlawntowassmallshrubsbigshrubsshallowroottreesdeeproottreessoilthickness30(CM)30(CM)45(CM)60(CM)90(CM)120(CM)plantingsoils
3、houldselectionforplantgrowthofselectivesoil,ashumicacidsoil,andlawnfertilizer,andpeatsoil,andpH5.5~7.0,humidity30~70%,completelyloose,Lawnplantingsoilroughness(soilsurfaceshouldbelowerthanteethpond2~5cm).2,plantinggardenoffoundationengineeringprojectsfrompl
4、anningtotheconstructionstage,focusonaftercompletionoflandscaping,theoverallgoalistocreateagoodlivingenvironmentforplants,createagardenandgreenspace.Plantengineeringoftheprojectwastocreatethebasisforplantgrowth,soil,itcanbesaidisthegardenproject,isoneofthemo
5、stimportantworks.Alsoplantedphaseofthisprojectmustbecarriedoutbythelocalsoilimprovementproject.3,seedlingselectionrequirements:(1)engineeringseedlingselectionofcookedgoods,provisionsrelatingtoplantsize.Plantprocurementspecificationscanbelarge,soastoachievee
6、cologicaleffectinashorttime.Seedlingsshouldhave...Strong,lush,Crown-shapedfull,normalcolor,rootsystem,pestanddisease-free.(2)theprojectshouldhavegrowthrobust,lush,Crown-shapedfull,normalcolor,rootsystem,pestanddisease-free.Stems,rootcausemechanicaldamage,lo
7、opingrootamputationatthewoundtopreventinfection.(3)categorytreeseedlings:aspindleshouldhaveauniformdistributionofmainbranches,branches,trunkdiameterabove浅析混凝土施工外观质量缺陷产生的原因、预防和处理措施混凝土施工质量缺陷及防治措施篇混凝土工程质量缺陷有:麻面、蜂窝、露筋、裂缝、孔洞、烂边、烂根、气泡、爆模、胀模、错台、挂帘、夹渣、疏松、外形缺陷、外表缺陷、
8、连接部位缺陷等。1、麻面麻面是指混凝土表面呈现出无数绿豆般大小的不规则小凹点,直径通常不大于5㎜。theprimaryanalysisofsoilphysicalandchemicalproperties,suchaspests,disinfection,pestcontrolinadvance.Gardenplantgrowthbyrequiredofminimumplantingsoilthic