֪r(nng)YN۵дwСw֮ڃrwrԸСwأw؞ʲôҪuFywҪСw|(zh)ЧÆ
wcСwصą^(q)e
һfwֱ2ϵطQwءwСIJԴڹSa(chn)ˇcO(sh)ą^(q)eôwcСwʩ÷Ч϶ʲôͬc(din)
|(zh)ͬСwص֮ͬ̎ЧɷֶˮܑB(ti)طӣҺ46%.W(xu)ǶȁfСͬwСwطۉm(qing)^Ժɢb\(yn)ݔͽY(ji)KmڙC(j)еʩ@˲ͬwʩ÷Чrȷą^(q)e
ʩ÷ͬضǷӑB(ti)ֱӱյĔ(sh)࣬ҪD(zhun)@B(ti)ſԴ?z)oՓwСʩÕrҪ̼@ǰ
@(yng)ҕСwضc@c̼@ԏ(qing)Ļʻʹá
ͬطwصܽٶһЩmʣʺ͛_ʩʩwСc@ƥ(f)ʵIJϡ
СwmڸNNr(nng)ǺߵĵʣʺʩСwʹÕrMǗlʩѨʩMҪʩolʩѨʩrtMСǰrʩʕr^YʡʕrҪʩʕrҲһa(chn)áСw~ʩһ0.5%~2%.
ЧСwصıeʩcˮĽ|ܽጷŵٶҪԿһc(din)wеܽጷһc(din)āf߷ЧĿ֮ǺС
@ӳʩ÷ʕrСwصķЧҪԿڴwصķЧēpʧĽǶȁ^wصēpʧ^Сͬrwؿs庬ͣ@
@Щ״СwظԲͬc(din)˰ɣxصĕrԓxôw߀СwģҪ(j)ʩʵ;IJͬ