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B.14鈩�
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D.20鈩�
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3銆佺啽姘撮噰鏆栫郴绲�(t菕ng)鐨勫悇骞惰伅(li谩n)鐠�(hu谩n)璺箣闁撶殑瑷堢畻澹撳姏鎼嶅け鐩稿皪宸锛屼笉鎳夊ぇ浜�(銆€銆€)銆�
A.10%
B.12%
C.15%
D.20%
4銆侀噰鏆栫郴绲�(t菕ng)鐨勮▓绠楀鍔涙悕澶�锛屽疁閲囩敤(銆€銆€)鐨勯檮鍔犲€�锛屼互姝ょ⒑瀹氱郴绲�(t菕ng)蹇呴渶鐨勫惊鐠�(hu谩n)浣滅敤澹撳姏銆�
A.5%
B.8%
C.10%
D.15%
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A.1000m
B.2000锝�3000m
C.500m
D.1000锝�1500m
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7銆佽捀姹戒緵鐔辩郴绲�(t菕ng)鐨勫嚌绲愭按鍥炴敹绯荤当(t菕ng)锛屽鏋滈噰鐢ㄤ綑澹撳洖姘�锛屽墖鍑濈祼姘寸殑娴佸嫊褰㈠紡鐐�(銆€銆€)銆�
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B.鍠浉闈炴豢绠℃祦
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8銆佺啽鍔涚恫(w菐ng)绠¢亾鐨勯€f帴鎳夐噰鐢�(銆€銆€)銆�
A.鐒婃帴
B.娉曡槶閫f帴
C.铻虹磱閫f帴
D.鎵挎彃閫f帴
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A.鐔卞閫氶ⅷ銆佽矤澹撻€氶ⅷ銆佸钩琛¢€氶ⅷ
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10銆佷笅鍒楅棞浜庨洟瀛愪氦鎻涙按铏曠悊锛屽摢绋娉曟槸涓嶆纰虹殑(銆€銆€)銆�
A.閳夐洟瀛愪氦鎻涘彲浠ラ櫎鍘绘按涓‖搴�锛屼絾涓嶈兘闄ゅ幓鍫垮害
B.閳夐洟瀛愪氦鎻涘悗锛屾按涓惈楣介噺澧炲姞
C.姘洟瀛愪氦鎻涘彲浠ラ櫎鍘绘按涓‖搴︽垨鍫垮害锛屼絾褰㈡垚閰告€ф按
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11銆佺恫(w菐ng)璺甯稿伐娉佹檪姘村鍦栧拰鍚勭啽鐢ㄦ埗鐨勬祦閲忓涓嬪湒鎵€绀�锛屽墖缍�(w菐ng)璺殑绺介樆鍔涙暩(sh霉)鐐�(銆€銆€)Pa/(m3/h)2銆�
A.2.4
B.34
C.600
D.1200
12銆侀浕绾滀簳銆佺閬撲簳浜曞鐨勬鏌ラ杸鎳夐噰鐢�(銆€銆€)銆�
A.閻甸杸
B.鐢茬礆闃茬伀闁€
C.涔欑礆闃茬伀闁€
D.涓欑礆闃茬伀闁€
13銆侀珮灞ゅ缓绛戦珮搴︽槸鎸囧缓绛戠墿瀹ゅ鍦伴潰鍒板叾(銆€銆€)鐨勯珮搴︺€�
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C.濂冲厭澧婚爞閮ㄦ垨妾愬彛
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14銆佸湪閫茶妲介倞鎺掗ⅷ缃╄ō瑷堟檪锛屼互涓嬪摢姊濇帾鏂戒笉鑳芥笡灏戝叾鎺掗ⅷ閲�(銆€銆€)銆�
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15銆佺敤浜庢帓闄や綑鐔便€佷綑婵曞拰鏈夊姘i珨鏅�(鍚矮姘f檪闄ゅ)锛屼笖鐣跺缓绛戠墿鍏ㄩ潰鎺掗ⅷ绯荤当(t菕ng)鐨勫惛棰ㄥ彛浣嶄簬鎴块枔涓婇儴鍗€(q奴)鍩熸檪锛屽惛棰ㄥ彛涓婄罚鑷抽爞妫氬钩闈㈡垨灞嬮爞?sh霉)鏈ㄥ毌x(銆€銆€)銆�
A.涓嶅皬浜�0.2m
B.涓嶅皬浜�0.4m
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16銆丷134a钂告埃澹撶府寮忓埗鍐峰惊鐠�(hu谩n)钂哥櫦(f膩)婧害t0 =-10鈩�锛屽喎鍑濇韩搴k =40鈩�锛屾寜鐞嗚珫鍒跺喎寰挵(hu谩n)閫茶鐔卞姏瑷堢畻锛岃┎鍒跺喎寰挵(hu谩n)鐨勫埗鍐风郴鏁�(sh霉)绱勭偤(銆€銆€)銆�
A.4.2
B.4.6
C.4.8
D.5.0
17銆佹湁涓€鑷�8缂稿绺锛岀几寰慏=100mm锛屾椿濉炶绋婼=70mm锛岃綁閫焠=960r/min锛岄亱琛屽伐娉佺偤鍐峰嚌婧害tk =30鈩�锛岃捀鐧�(f膩)婧害t0 =-15鈩�锛屾寜椋藉拰寰挵(hu谩n)宸ヤ綔锛屽埗鍐峰姂鐐烘皑銆傚墖瑭插埗鍐峰绺鐨勫绌嶆晥鐜囩磩鐐�(銆€銆€)銆�
A.0.53
B.0.63
C.0.73
D.0.83
18銆佹煇鍐峰韩鐨勫喎鍗婚枔锛屾湁涓€闈㈠澧�锛岀啽鎯版€ф寚妯橠=0.45锛屽叾浣欏潎鐐哄収鍦嶈绲愭锛屽喎鍗婚枔婧害鐐�0鈩�锛岃┎鍐峰韩鎵€鍦ㄥ湴鍗€(q奴)澶忓绌鸿瀹ゅ鏃ュ钩鍧囨韩搴�31.1鈩�锛屽ぇ姘e鍔�100kPa锛屽墖闃叉鍦嶈绲愭澶栬〃闈㈢祼闇茬殑鏈€灏忕啽闃荤磩鐐�(銆€銆€)m2·鈩�/W銆�
A.0.31
B.0.41
C.0.48
D.0.52
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A.0.6
B.0.8
C.1.0
D.1.2
20銆佸ぇ姘e〉鐨勭矑寰戝垎甯冭(gu墨)寰�锛屽湪闆欏皪鏁�(sh霉)鍧愭绯讳腑锛屾渶鎺ヨ繎(銆€銆€)銆�
A.杩戜技骞宠鐩寸窔
B.姝f厠(t脿i)鍒嗗竷鏇茬窔
C.涓€鑸洸绶�
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