资源描述:
《photoshop初学者应该上的十节课》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、1,coalmines,mineareinchargeofthewatercontrolworkresponsibility,and(b)specificallyresponsibleforthetechnicalmanagementofwaterpreventionandcontrolwork.A,ChiefEngineer,mineb,c,geology,geologicalsurveyVicePresidentdsection2,coalmines,mineshouldbethepreparationofthemedium-andlong-termplanningand
2、controlwater(a)plans,andtheirimplementation.A,yearb,quartersc,3,coalmines,mineshouldbe(a)forwatereducationandtrainingtoensureemployeeshavethenecessaryknowledgeofwatercontrol,improvingwatercontrolworkskillsandtheabilitytoresistwaterdamage.A,b,c,grass-rootsleaders,leadersofworkersd,headofmine
3、mainwell4,mineandindustrialsiteintheelevationofthebuilding(d)localthehighestfloodlevel,constructionofdams,canalsorotherwaterproofinganddrainagemeasures.A,isequaltob,nohigherthanc,higherthand,lessthan5,minemainpumpingstationshouldbeatleast(b)exits,anexitwithinclinedroadwayintothewellbore,ove
4、randabovethepumpHousefloor7m.A,1b,2c,3d,46miningareawaterChamber,theeffectivecapacityshouldbeabletohold(b)normalinflowinminingarea.A,2Hb,4Hc,6hd,8h7,shortsumpcapacityshouldbemaintainedatatotalcapacityof(b)above.A,40%b,50%c,60%d,70%8,intheyearbeforetherainyseason,shouldcompleteoverhaul(a),an
5、dallpumpsandbackuppumpswere1jointtestsandfoundtheproblemanddealwithit.A,1b,2c,3d,4-9,complexandverycomplexhydrogeologicalconditionsofmineonthegroundcouldnotbeidentifiedwhenminehydrogeologicalconditionandwaterfillingfactorsshouldbepersisted,(d)theprincipleofstrengtheningtheworkofsurveywater.
6、A,diggingafterthefirstb,cmining,afterthefirsthadthesuspectswillfindd,excavationswillbe10,penetratingexplorationofgoafwater,karsticwateranddrillingwater,waterdrillinggrouplayout,andintheroadwayinfrontofthehorizontalplaneandverticalplanefan-shaped.Drillholelocationstomeethorizontaldistance(d)
7、asthestandard,thickcoalseamintheboreholeoffsetmustnotexceed1.5M.A,1Mb,1.5Mc,2md,3M11,seam,prohibitioninprinciplesurveywaterpressureabove(c)MPawaterfillingfaultwater,aquiferwaterandkarsticwater.Ifneeded,youcanwaterproofwallandgatewallwithinsurveywater.A,b