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        1. Ӣҽ̾W(wng) > > }ĿԔ

          }Ŀ糿(jng)Կ~¶¶γcx(xing)ͬ

          A. (jin)̵ı B. hF C. D. ѩ׵˪

          𰸡B

          糿(jng)Կ~¶ǿ՚еˮҺγɵСˮҺB(ti)ˮ׃ɱA}Fǿ՚еˮҺγɵСˮB}⣻Fڡǿ՚еˮAγɵСC}˪ǿ՚еˮAγɵСD}xB

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

          Ŀ (li)Դ

          }Ŀôˮδ͕(hu)@ǰĄ(dng)@?yn)wg________ˮ(du)ʹǰM(jn)Ը׃w________

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿԱƤwϲƾе?jng)ǰ(yn)?/span>r(sh)Ҫ Ǿƾr(sh)Ҫ.

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿӋ(j)C(j)ӲP(pn)ϵӛ̖(ho)õ

          A. ̖(ho) B. ̖(ho)

          C. ̖(ho) D. ϶(du)

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿM(jn)ܰ(chng)(jng)vcP(gun)һЩ(sh)(j)J(rn)ǣ
          A.ƌȞ5dm
          B.ِܵٶȿ_(d)15m/s
          C.wwe50dm3
          D.w؞50N

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿxIJشІ(wn)} (li)Ͱl(f)չx_(ki)NԴS˿ڵļӺͽ(jng)(j)IJl(f)չԴijm(x)L(zhng)ʯԴ_(ki)l(f)úL(zhng)ڴҎ(gu)ģ_(ki)õČ(li)(hu)ĴM_(ki)l(f)Դǿɳm(x)l(f)չڅ(sh)ʡҿڵ؅^(q)L(fng)l(f)늈(chng)Dʾ

          1ʯԴԴx򡰲
          2غgǿ໥D(zhun)ʲô߀(hu)l(f)ԴΣC(j) ԭǣ
          3L(fng)l(f)ǰL(fng)KD(zhun)ܣ
          4l(f)늙C(j)ԭ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿДһ(g)wֱ\(yn)(dng)(j)ǣ
          A.ÿ1sֱ\(yn)(dng)·
          B.ֻwٶȴС׃
          C.1s(ni)\(yn)(dng)5m2s(ni)\(yn)(dng)10m3s(ni)\(yn)(dng)15m
          D.κȵĕr(sh)g(ni)ֱ\(yn)(dng)·̶

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀf(shu)_

          A. ŘOg໥ͨ^(gu)ň(chng)l(f)

          B. ˮƽ(ni)D(zhun)(dng)Сoֹr(sh)ָϱ?yn)ܵشň?chng)

          C. κwŵň(chng)ж(hu)Ż

          D. wo(w)ՓСЃɂ(g)ŘO

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿDʾ·Դ늉׃PA˕r(sh)]S1S2 늱ʾ(sh)L1L2l(f)Ќ(du)ԓ·ķ_ǣ

          A.PA˕r(sh)S2]ϵ_(ki)늉Vʾ(sh)׃A1ʾ(sh)׃
          B.PA˕r(sh)S2]ϵ_(ki)늉Vʾ(sh)׃A2ʾ(sh)׃
          C._(ki)S2 ƬPAB˻(dng)L1׃A1ʾ(sh)׃С
          D._(ki)S2 ƬPAB˻(dng)L1׃A2ʾ(sh)׃

          鿴𰸺ͽ>>

          ͬ(x)(c)