廊坊市水资源开发利用现状研究.pdf

Abstract Based on prehensive mad deep survey,the thesismainly studiedthepresent exploitation andutilizationofwater resource ofLangfang systematically,elaborated thelandform,physiognomy, climate features,hydrogeology,social economy,the general situationandpresent exploitation of water resource,revealed theprinciples ofnourishment,travel andallocation ofsurfaceand ground water resource ofLangfang,analyzed thequalityandquality change ofsurfaceandground water resource,summarized theproblems we metand valuable experiences we gotthrough these years in exploitingandutilizing water resource,discussed thenatural,artificial and socialfactorsthatcaused thecongenital insufficiency and posterior shortage ofwater resource ofLangfang Cityt and atthe salTle time, analyzed andpredicted thefutureofexploiting and utilizing water resource ofLangfang inthe year 2010 andrepresented practical measurements tosolve theconflictbetween supply anddemand of water resource. 、矾m ageneral quantity 。of water thequantity ofaverage water resource occupation being 263mj,which isonly 1/8ofthe average nationwide,Langfang is one of thecitiesthatlackwater worst inHebei,even inthewhole timeinsufficiency ofwater led totheoverdraft ofgroundwater essive years,which triggered off a seriesofsequent environmental geological problems such as exhaustion ofgroundwater aquifer,land-surface subsidence,and theformation offmmel landform caused bydrop ingroundwater isestimated thattilltheyear of2010 thegross waterdemandofLangfang willreach between ,giving amaximum water ,restraining the tendency ofwater crisis to get worse andensuring thesustainable development of social economy es theurgent affairs attheabove-mentioned problems,the thesisproposed some ideasandsuggestions of counter plots from theaspects ofbroadening the sources e and reducing expenditure, optimizing configuration,and s订engthen