䄩֞sʽ䄩B
sʽ䄩仯W(xu)Y(ji)(gu)ɷ֞4
(l)oC(j)
õöǰNH3) ̖R7171(g)(sh)7_(d)oC(j)ʣɂ(g)(sh)a_(d)ԓƽ^(sh)ʽˮ䄩fҎ(gu)ˮĴ̖R718
ǹҺڹ̶l(f)r(sh)l(f)ضȻضȲԾS̶_(d)ȠrҺĽMҲһץķʽCFwCL2cͨʽա
(2)ԪҺ
ԪҺֽ䄩ɃɷNɷNϵķMɵĻҺcĽMɳɷֱ^ͬkll(f)ضȜpͣtsC(j)ضȜpữW(xu)(wn)Ժ\(yn)Õr(sh)l(f)(yng)ڴĉԷ՚Bϵy(tng)_ʼըը
(3)̼?x)仯?/strong>
䄩̼?x)仯м鼰ϩϩԭBrr(sh)tڔ(sh)aĸBԭӔ(sh)ϩϩĴ̖R 1(g)(sh)a1,1(sh)ֵĽMkcͬϩqm=2n=4x=0t̖Rll
Һڹ̶l(f)r(sh)l(f)ضȻض̶δ׃ĚҺ߂ͬijɷ֣ҺB(ti)͚wB(ti)еijɷڼӟsr(sh)δ׃
(4)Freon)
NuͨʽCmHnFxayBr2Ĵ̖R Ĕ(sh)(yng)飨m-1) n1) x m=1n=Ox=2tRĔ(sh)(yng)һץķʽCHFZq m-l=0m-lr(sh)0n+l=l x=2 CFZ C12 Ĵ̖R 12 12
ϵĿ(bio)Ǟ˳ìF(xin)Y(ji)(gu)ĉsC(j)ƺָ(bio)U(ku)Ĝض\(yn)÷䄩йҴͷǹҺ֮֡Һ̖ĵڂ(g)(sh)5̼?x)仯ﵽF(xin)ڞֹ(yng)ȼϼȼϻI(y)䄩ͱĴ̖_(d)kcͬOôm=l n=4 x=0t̖R50