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        1. }Ŀ}ĿijW(xu)W(xu)dȤСMͬW(xu)(j)n(sh)(yn)W(xu)(yng)ǰ|(zh)׃M(jn)̽

          YϡF~(yng)၆F~̼cϡ}ᷴ(yng)ȻcˮͶ̼

          (sh)(yn)bO(sh)Ӌ(j)СMͬW(xu)քeO(sh)Ӌ(j)Dbã

          (1)СM(sh)(yn)Уȼr^쵽ĬF(xin)_______________________϶˛]ϵСܳF(xin)ĺ______________________________

          (2)Ո(j)ҽMͱMO(sh)Ӌ(j)̽|(zh)غ㶨Č(sh)(yn)bM(jn)Ќ(sh)(yn)Ҫ±(±е(sh)(yn)Y(ji)Փx=̖)

          (sh)(yn)

          ҽM

          M

          (yng)F(xin)

          __________________

          Fᔱ渲wһӼtɫ|(zh)Һ{(ln)ɫ׃ɜ\Gɫ

          (yng)ǰĿ|(zh)

          m1

          n1

          (yng)Ŀ|(zh)

          m2

          n2

          (sh)(yn)Y(ji)Փ

          m1_____m2

          n1____n2

          (sh)(yn)СMbÌ|(zh)غ㶨M(jn)Ќ(sh)(yn)̽(yng)ǰƽƽȻϡ}ᵹc̼cַ(yng)ٷQ^쵽(yng)ƽƽƽָ_____()ƫD(zhun)ԓ(yng)__________()|(zh)غ㶨

          (sh)(yn)Y(ji)Փӷ(yng)ĸ|(zh)|(zh)͵ڷ(yng)ɵĸ|(zh)|(zh)

          ˼cͨ^СM(sh)(yn)̽õĆʾ_________________

          𰸡 şa(chn)ן ښwÛz дݮa(chn) = y|(zh)غČ(sh)(yn)Ҫ]bÃ(ni)M(jn)

          1ȼa(chn)ןųȼų(do)Fƿ(ni)ĉ(qing)׃϶˛]ϵСôܕ(do)Ûz2̼cϡ}ᷴ(yng)ȻcˮͶ̼?x)w^쵽ĬF(xin)Ǯa(chn)ĚɵĶ̼?x)wɢ՚ʟе|(zh)p٣ƽָ߅ԓ(yng)|(zh)غ㶨ɣF~(yng)ɵ~၆F(yng)Л]КwcҲ]КwɣƽƽҪ(yn)C|(zh)غ㶨КwcКwɵķ(yng)Ҫ]bÃ(ni)M(jn)

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          }Ŀ£N2H4һNoɫ͠Һwд̼Ԛζc(din)ȼrѸٶȫȼN2H2OųğᡣP(gun)N2H4f_ǣ

          A.(yng)ܷⱣB.ȫȼķ(yng)ڷֽⷴ(yng)

          C.ȼD.ɃɷNԪؽM

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀ˷ʹ˂xͬĻx|(zh)M(jn)и죬F(xin)l(f)^VsӟķNxՈ?zh)ڙM

          1ȥˮеɳ__________

          2гõČӲˮܛķ__________

          3ˮȡˮ___________

          4@ȡʳ}ˮеʳ}____________

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀڿ՚гڷһΕrg|(zh)?jn)?sh)_____(p С׃)΢^Ƕȿϡке΢___(÷̖ʾ)

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀ^(q)eиM|(zh)÷e`ǣ

          A.t坍ͼAҺ̪Һ

          B.sˮʯˮͨCO2w

          C.޿ëzƟ„ζ

          D.ʳ}ǣLζ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀ‡ƌW(xu)һNaǵĻ܉?q)t⾀D(zhun)׃ɞҊ⾀ԓкS2΢֪Sԭ(sh)16ɴ˿ɫ@õϢ( )

          A.S2һNԭB.1Sԭӹ32|(zh)

          C.Sԭһ16D.1S22λؓ(f)늺

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀf_ǣ

          A.pHԇ(do)œyY(ji)ƫС

          B.ʹuz?yn)uc(din)

          C.KNO3ܴM(jn)o~L

          D.䓡ʯ޾W(wng)ЙC(j)Ǐ(f)ϲ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿwԺʿ҇ߜغϽоĪˣs@߿ƌW(xu)g(sh)҇ĽٺͲόW(xu)˾޴ؕI(xin)ŒijNߜغϽ𣨺Ft懡@̼Ԫأe`

          A.ٺķNԪB.ӲһȼFС

          C.ijЩO(sh)ĸߜزD.cϡ}ᷴ(yng)йw|(zh)ʣ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿȫoСr̷аȫʩ_

          A.Ѹww

          B.ѸДԴ

          C.NȻй©_鿴_TͨL(fng)

          D.(zi)Ýëסڱ¿x_F(xin)

          鿴𰸺ͽ>>

          ͬ(x)Դ