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        1. Ӣҽ̾W(wng) > > }ĿԔ

          }Ŀِ(chng)ϣ(hu)(jng)Ҋ(jin)(du)t(y)܂\(yn)(dng)TһNˎ@NˎƤw(hu)Ѹʹ܂λEȻ׃r(sh)ʧȥʹУ@(g)F(xin)ģ

          A. ضȵͣş B. c(din)

          C. c(din)ͣş D. c(din)

          𰸡D

          }֪ڳf(shu)ķc(din)^܂λ(hu)׃f(shu)r(sh)(hu)ᣬʑ(yng)xD

          (x)(c)ϵд
          P(gun)(x)}

          Ŀ (li)Դ

          }ĿķDܷӳl(f)늙C(j)ԭǣ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ\(yn)(dng)TڿЄֱ½^(gu)f(shu)_

          A. ˌ(du)ڂ㌦(du)˵

          B. (du)˺͂˹

          C. ˺͂(sh)

          D. ˺͂Ą(dng)ڜpС

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿСаl(f)F(xin)ľKˮϣFKsˮɴɂ(g)(wn)} (wn)}1ˮеFKǷܵ
          (wn)}2СcЩP(gun)
          O(sh)Ӌ(j)Dʾ(sh)(yn)

          1bcDЏɜy(c)Ӌ(j)ʾ(sh)xڡ򡰵ڡСڡaDЏɜy(c)Ӌ(j)ʾ(sh)f(shu)ˮеFKxܵ򡰲ܵ
          2xĸδΌ(sh)(yn)Ǟ̽FK](mi)ˮЕr(sh)ܸСcP(gun)ϵxС򡰟o(w)
          3adeΌ(sh)(yn)Ǟ̽СcP(gun)ϵõĽY(ji)Փ
          4СFKwe100cm3  ](mi)ˮЕr(sh)ܵĸN g=10N/kgˮ=1.0103kg/m3

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿD ʾ·УԴ늉12V]_(ki)P(gun)ʾ(sh)0.4A늉ʾ(sh)8VtR2ֵ(dng)׃R1ĻƬƄ(dng)늉ʾ(sh)׃

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ՚ܶȼs1.3ǧ/3һgͨп՚|(zh)ӽ

          A. 300ǧ B. 30ǧ C. 3.0ǧ D. 0.3ǧ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ}ĿҪD
          1Dв̵ʾDO鲻̵ģ
          2Dһ؞10N woֹбʾD(hu)wܵӋ(j)՚
          3Dʾһ(g)c͎һˮƽ҄\(yn)(dng)Ո(qng)?jin)ڈDЮ(hu)ʾDӋ(j)՚

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          Ŀ (li)Դ

          }ĿЃxO(sh)乤r(sh)•(li)f

          A•̽y(c)~(y)Ⱥ

          B•ӝԁ(li)ˮF

          Cʳz̥İl(f)r

          D•̽xzك(ni)Y(ji)(gu)

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ һƿˮȵһʣµİƿˮ

          A.|(zh)pСܶȲ׃B.wepСܶ׃

          C.we׃ܶȜpСD.|(zh)׃ܶȜpС

          鿴𰸺ͽ>>

          ͬ(x)(c)