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【多选题】
加强对导游人员的管理,应从____________等方面入手。
A.
加强责任制管理
B.
加强培训与考核，确保导游人员的素质
C.
实行合同管理，强化导游人员的责任感
D.
强化导游人员的检查、监督制度
E.
实行导游人员等级评定制度
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【单选题】普通机床床身的毛坯多采用( )
A.
冲压件
B.
焊接件
C.
铸件
D.
锻件
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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7
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4.666666666666667
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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10
B.
20
C.
40
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15
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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178.7
B.
53.2
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87.8
D.
128.5
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190
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【判断题】导游员处理游客个别要求的程序是:立即向领导汇报、等待旅行社通知、按旅行社要求满足游客的要求。
A.
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
A.
2.51
B.
0.0251
C.
2.59
D.
0.0259
E.
0.0255
F.
0.0293
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【单选题】某单动往复栗 泵么活塞 直径为 4cm , 往复次数 为60次/min,冲程为1 5 cm , 该往复泵的理论流量为 ( ) L/min。
A.
11.3
B.
22.6
C.
678.2
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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0.7
B.
0.928
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0.978
D.
0.994
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
A.
190
B.
53.4
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88.1
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129
E.
179.4
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相关题目：
【单选题】普通机床床身的毛坯多采用( )
A.
冲压件
B.
锻件
C.
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查看完整题目与答案
【单选题】普通机床床身的毛坯多采用( )
A.
冲压件
B.
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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178.7
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【判断题】导游员处理游客个别要求的程序是:立即向领导汇报、等待旅行社通知、按旅行社要求满足游客的要求。
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B.
错误
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
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【单选题】某单动往复栗 泵么活塞 直径为 4cm , 往复次数 为60次/min,冲程为1 5 cm , 该往复泵的理论流量为 ( ) L/min。
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C.
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【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
A.
0.7
B.
0.928
C.
0.978
D.
0.994
查看完整题目与答案
【单选题】Air at 1 atm and 10 °C flows across a bank of tubes 15 rows high and 5 rows deep at a velocity of 7m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes ar...
A.
190
B.
53.4
C.
88.1
D.
129
E.
179.4
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