2020骞翠竴绱氭秷闃插伐绋嬪斧鎶€琛�(sh霉)瀵﹀嫏(w霉)绔犵瘈(ji茅)绶寸繏(x铆)锛氬畨鍏ㄧ枏鏁e熀鏈弮鏁�(sh霉)
鐩搁棞(gu膩n)鎺ㄨ枽锛�2019涓€绱氭秷闃插伐绋嬪斧鎶€琛�(sh霉)瀵﹀嫏(w霉)鐭ヨ瓨榛炲尟绺�(閰嶉)
1.瀹夊叏鐤忔暎鍩烘湰鍙冩暩(sh霉)涓汉鍝″瘑搴﹁▓绠楀彲鎸夌爺绌跺伐浣滃姣忎汉浣跨敤闈㈢⿳鐐�()
A. 3
B. 4
C. 6
D. 5
榛炴搳鏌ョ湅绛旀D
瀹夊叏鐤忔暎鍩烘湰鍙冩暩(sh霉)涓汉鍝″瘑搴﹁▓绠楀彲鎸夌爺绌跺伐浣滃姣忎汉浣跨敤闈㈢⿳鐐�5銕�
2.宸茬煡涓€浜岀礆鑰愮伀绛夌礆寤虹瓚涓鐪惧怀鐐哄钩鍧″湴闈�锛屽厑瑷辩枏鏁f檪闁撶偤2min锛岃▓绠�100浜烘墍闇€鐨勭枏鏁e搴�(鍠偂浜烘祦瀵害鐐�0.55m)
A. 0.65
B. 0.75
C. 0.85
D. 0.45
榛炴搳鏌ョ湅绛旀A
鐧句汉瀵害鎸囨(bi膩o)=100/(2*43)*0.55=0.65
3.寤烘潗鍟嗗簵閫�(j矛n)琛屽畨鍏ㄧ枏鏁d汉鍝″瘑搴﹁▓绠楁檪鎳�(y墨ng)鎸夎(gu墨)瀹氬€肩殑()%纰哄畾
A. 10
B. 30
C. 25
D. 15
榛炴搳鏌ョ湅绛旀B
寤烘潗鍟嗗簵閫�(j矛n)琛屽畨鍏ㄧ枏鏁d汉鍝″瘑搴﹁▓绠楁檪鎳�(y墨ng)鎸夎(gu墨)瀹氬€肩殑30%纰哄畾
4.鑻ユ煇寤虹瓚鍏�(n猫i)闅庢褰㈣鐪惧怀鍏佽ū鐤忔暎鏅傞枔鐐�3min锛屽柈鑲′汉娴佸搴︾偤0.55m锛屽凡鐭ュ钩鍧″湴闈㈡瘡鍒嗛悩姣忚偂浜烘祦閫氶亷浜烘暩(sh霉)鐐�43浜�/min锛岄殠姊湴闈㈡瘡鍒嗛悩姣忚偂浜烘祦閫氶亷浜烘暩(sh霉)鐐�37浜�/min锛岄偅涔堝叾鐧句汉鎵€闇€鐤忔暎瀵害鐐�( )m銆�
A.0.43
B.0.5
C.0.9
D.1
榛炴搳鏌ョ湅绛旀B
銆愯В鏋愩€戝洜鐐哄钩鍧″湴闈㈡瘡鍒� 閻樻瘡鑲′汉娴侀€氶亷浜烘暩(sh霉)鐐�43x./min锛岄殠姊湴闈㈡瘡鍒嗛悩姣忚偂浜烘祦閫氶亷浜烘暩(sh霉)鐐虹偤37 浜�/min锛屾墍浠ユ湁[(0.55x100)/(3x37) ] ≈0.5锛屽嵆姝g⒑绛旀鐐築銆�
5.鐣�(d膩ng)寤虹瓚鍏�(n猫i)鍏ㄩ儴瑷�(sh猫)缃嚜鍕曞櫞姘存粎鐏郴绲�(t菕ng)鏅�锛屽叾瀹夊叏鐤忔暎璺濋洟鍙瘮瑕�(gu墨)瀹氬€煎鍔�( )銆�
A.2鍊�
B.1鍊�
C.50%
D.25%
榛炴搳鏌ョ湅绛旀D
銆愯В鏋愩€戝畨鍏ㄧ枏鏁h窛闆竴鑸噳(y墨ng)鎸夌浉鎳�(y墨ng)瑕�(gu墨)瀹氶€�(j矛n)琛岃ō(sh猫)缃紝鐣�(d膩ng)寤虹瓚鐗╁収(n猫i)鍏ㄩ儴瑷�(sh猫)缃嚜鍕曞櫞姘存粎鐏郴绲�(t菕ng)鏅�锛屽叾瀹夊叏鐤忔暎璺濋洟鍙瘮瑕�(gu墨)瀹氬€煎鍔�25%銆傛墍浠�锛屾纰虹瓟妗堢偤D銆�
鐠�(hu谩n)鐞冪恫(w菐ng)鏍″弸鎯呮彁绀猴細鐐轰簡閬垮厤閷亷鐣�(d膩ng)?sh霉)?020骞翠竴绱氭秷闃插伐绋嬪斧鑰冭│鍫卞悕绻宠不鏅傞枔銆佽硣鏍煎鏍告檪闁撶瓑閲嶈鑰冭│绡€(ji茅)榛�锛屾偍鍙互 鍏嶈不闋�(y霉)绱勭煭淇℃彁閱�锛�浠ヤ笂鍏�(n猫i)瀹规槸鐠�(hu谩n)鐞冪恫(w菐ng)鏍′竴绱氭秷闃插伐绋嬪斧闋婚亾鐐烘偍鏁寸悊鐨�"2020骞翠竴绱氭秷闃插伐绋嬪斧鎶€琛�(sh霉)瀵﹀嫏(w霉)绔犵瘈(ji茅)绶寸繏(x铆)"锛�鏇村妯℃摤瑭﹂銆佹骞寸湡椤�銆侀珮闋昏€冮粸銆佸倷鑰冩敾鐣ヨ珛榛炴搳涓嬮潰“鍏嶈不涓嬭級”闋侀潰閫�(j矛n)琛屼笅杓夊(xu茅)缈�(x铆)銆�
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