2024骞寸挵(hu谩n)澧冨奖闊胯⿻(p铆ng)鍍�(ji脿)甯€婄挵(hu谩n)澧冨奖闊胯⿻(p铆ng)鍍�(ji脿)鎶€琛�(sh霉)鏂规硶銆嬬湡椤屽強绛旀瑙ｆ瀽(鑰冪敓鍥炴喍鐗�)锛屼緵鍚勪綅鑰冪敓鍙冭€�!

銆�鍠爡(xi脿ng)閬告搰椤�銆�

1.宸茬煡绗琲椤炶粖绛夋晥鑱茬礆(j铆)闋�(y霉)娓�(c猫)妯″瀷锛岀暥(d膩ng)杌婃祦閲忓ぇ浜�300杓涘皬鏅�(sh铆)锛屽墖寰炶粖閬撲腑蹇冪窔鍒伴爯(y霉)娓�(c猫)榛�(di菐n)璺濋洟r鍙互闋�(y霉)娓�(c猫)鐨勬槸( )銆�

A.1m

B.5m

C.7.5m

D.15m

銆愮瓟妗堛€慏

銆愯В鏋愩€憆--寰炶粖閬撲腑蹇冪窔鍒伴爯(y霉)娓�(c猫)榛�(di菐n)鐨勮窛闆�锛宮,閬╃敤浜巖>7.5m鐨勯爯(y霉)娓�(c猫)榛�(di菐n)鐨勫櫔鑱查爯(y霉)娓�(c猫)銆傞渶瑕佸ぇ浜�7.5m,鍙湁D婊胯冻銆�

2鏌愭礂琛ｇ矇闋�(xi脿ng)鐩従(xi脿n)浜屾湡宸ョ▼鎿枊(k膩i)宸ュ缓瑷�(sh猫)锛屽伐绋嬪収(n猫i)瀹瑰寘鍚富瑕佸櫔鑱叉簮鐐哄共鐕ュ鍣伈锛岃┎骞茬嚗濉旇垏涓€鏈熷凡绔ｅ伐椹�(y脿n)鏀跺苟绌�(w臎n)瀹氶亱(y霉n)琛岀殑骞茬嚗濉斿伐绋嬪弮鏁�(sh霉)涓€鑷�锛岃┎骞茬嚗濉斿櫔鑱叉簮寮�(qi谩ng)瑷�(j矛)绠楀彲閫氶亷(gu貌)( )鐛插彇銆�

A.骞茬嚗濉斿昂瀵�

B.鍙冭€冧竴鏈熸脯(c猫)閲忕祼(ji茅)鏋�

C.骞茬嚗濉旈€�(j矛n)鍑哄鍔涘樊

D.骞茬嚗濉旀祦閫�

2.銆愮瓟妗堛€態銆�

銆愯В鏋愩€態閬搁爡(xi脿ng)鐨勬€ц唱(zh矛)椤炴瘮娓�(c猫)閲�銆傚櫔鑱叉簮寮�(qi谩ng)鏍哥畻鎳�(y墨ng)鎸夌収銆婃薄鏌撴簮婧愬挤(qi谩ng)鏍哥畻鎶€琛�(sh霉)鎸囧崡婧�(zh菙n)鍓囥€�(HJ884)鐨勮姹傞€�(j矛n)琛�锛屾湁琛屾キ(y猫)姹℃煋婧愭簮寮�(qi谩ng)鏍哥畻鎶€琛�(sh霉)鎸囧崡鐨勬噳(y墨ng)鍎�(y艒u)鍏堟寜鐓ф寚鍗椾腑瑕�(gu墨)瀹氱殑鏂规硶閫�(j矛n)琛�;鐒�(w煤)琛屾キ(y猫)姹℃煋婧愭簮寮�(qi谩ng)鏍哥畻鎶€琛�(sh霉)鎸囧崡锛屼絾琛屾キ(y猫)灏�(d菐o)鍓囦腑灏�(du矛)婧愬挤(qi谩ng)鏍哥畻鏂规硶鏈夎(gu墨)瀹氱殑锛屽劒(y艒u)鍏堟寜鐓ц妤�(y猫)灏�(d菐o)鍓囦腑瑕�(gu墨)瀹氱殑鏂规硶閫�(j矛n)琛�銆�

3.棰�(f膿ng)姗�(j墨)鐨勫昂瀵�10m×10m,棰�(f膿ng)姗�(j墨)澶栧伌(c猫)1000Hz铏曟脯(c猫)寰楃殑鑱插绱�(j铆)鐐�85dB(A),棰�(f膿ng)姗�(j墨)涓績榛�(di菐n)铏�1000Hz鐨勮伈鍔熺巼绱�(j铆)( )dB(A)銆�

A85

B.95

C.65

D.105

3.銆愮瓟妗堛€慏銆�

銆愯В鏋愩€戣伈鍔熺巼绱�(j铆)鍜岃伈澹撶礆(j铆)涔嬮枔鐨勮綁(zhu菐n)鎻�銆�

榛�(di菐n)鎿婃煡鐪�>>2024骞寸挵(hu谩n)澧冨奖闊胯⿻(p铆ng)鍍�(ji脿)甯€婄挵(hu谩n)澧冨奖闊胯⿻(p铆ng)鍍�(ji脿)鎶€琛�(sh霉)鏂规硶銆嬬湡椤屽強绛旀瑙ｆ瀽绛旀(鑰冪敓鍥炴喍鐗�)

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