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【单选题】
下列关于导游人员等级考核评定的说法中.错误的是（　）。
A.
导游人员等级考核评定由国家旅游局统一制定政策、统一领导
B.
导游人员等级考核评定由地方旅游局负责组织实施
C.
初级导游和中级导游考核由省级旅游行政管理部门组织评定
D.
导游人员等级证书由省级旅游局统一制作并核发
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【单选题】If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two stroke/cycle diesel engine will develop approximately ______.
A.
one half the indicated horsepower as a four-stroke/cycle engine
B.
twice the indicated horsepower as a four-stroke/cycle engine
C.
the same indicated horsepower as a four-stroke/cycle engine
D.
one power stroke for every two crankshaft revolutions.
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【单选题】Chinese language is usually spoken by Han nationality and many overseas Chinese. It's the common language of more than 10 million overseas Chinese people. In the world, Chinese is the most important l...
A.
10 million.
B.
More than 10 million.
C.
Less than 10 million.
查看完整题目与答案
【单选题】Tony has many Chinese ______.
A.
a stamp
B.
stamp
C.
stamps
查看完整题目与答案
【单选题】与对遇、交叉相遇局面相比，规则十三条定义的追越局面独具的特点是：
A.
适用于任何能见度
B.
适用于互见
C.
不以碰撞危险为条件
D.
适用于多船会遇
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【简答题】Chinese Americans used to live in______, where there were many Chinese restaurants and laundries.
查看完整题目与答案
【多选题】关于肺的描述正确的有( )
A.
两肺下面借膈肌与腹腔脏器相隔
B.
肺尖高出锁骨内侧上方2-3厘米
C.
位于胸腔内，纵膈两侧
D.
右肺分上、下两叶
E.
左肺分上、中、下叶
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【单选题】Proper lubrication of the main bearing is more easily obtained in a single acting four-stroke/cycle diesel engine than in a single acting two-stroke/cycle diesel engine because （）
A.
bearing pressure in a four-stroke/cycle acting single diesel engine is continually reversed
B.
bearing pressure in a two-stroke/cycle single acting diesel engine is continually reversed
C.
the maximum bearing pressure is higher in a single acting two-stroke/cycle diesel engine
D.
two-stoke/cycle diesel engines require more complicated lubrication piping
查看完整题目与答案
【单选题】The average exhaust temperature of a two-stroke/cycle diesel engine with a turbine-driven supercharger is lower than a similar four-stroke/cycle diesel engine at equal loads because ____.
A.
two-stroke/cycle diesel engines have a higher M.E.P than four-stroke/cycle diesel engines
B.
four-stroke/cycle diesel engine exhaust is cooled by scavenging air
C.
two-stroke/cycle diesel engines have a lower M.E.P_than four-stroke/cycle diesel engines
D.
the opening of the two-stroke/cycle diesel exhaust ports or valves occurs much later than in four-stroke/cycle diesel engines
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【简答题】Many Chinese students return to China when they meet many problems and difficulties abroad.
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【简答题】Many overseas Chinese make their kids learn the Chinese language because they don’t want them to lose their mother language. In the city of Portland in the USA, there is a weekend Chinese school in a ...
查看完整题目与答案
相关题目：
【单选题】If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two stroke/cycle diesel engine will develop approximately ______.
A.
one half the indicated horsepower as a four-stroke/cycle engine
B.
twice the indicated horsepower as a four-stroke/cycle engine
C.
the same indicated horsepower as a four-stroke/cycle engine
D.
one power stroke for every two crankshaft revolutions.
查看完整题目与答案
【单选题】Chinese language is usually spoken by Han nationality and many overseas Chinese. It's the common language of more than 10 million overseas Chinese people. In the world, Chinese is the most important l...
A.
10 million.
B.
More than 10 million.
C.
Less than 10 million.
查看完整题目与答案
【单选题】Tony has many Chinese ______.
A.
a stamp
B.
stamp
C.
stamps
查看完整题目与答案
【单选题】与对遇、交叉相遇局面相比，规则十三条定义的追越局面独具的特点是：
A.
适用于任何能见度
B.
适用于互见
C.
不以碰撞危险为条件
D.
适用于多船会遇
查看完整题目与答案
【简答题】Chinese Americans used to live in______, where there were many Chinese restaurants and laundries.
查看完整题目与答案
【多选题】关于肺的描述正确的有( )
A.
两肺下面借膈肌与腹腔脏器相隔
B.
肺尖高出锁骨内侧上方2-3厘米
C.
位于胸腔内，纵膈两侧
D.
右肺分上、下两叶
E.
左肺分上、中、下叶
查看完整题目与答案
【单选题】Proper lubrication of the main bearing is more easily obtained in a single acting four-stroke/cycle diesel engine than in a single acting two-stroke/cycle diesel engine because （）
A.
bearing pressure in a four-stroke/cycle acting single diesel engine is continually reversed
B.
bearing pressure in a two-stroke/cycle single acting diesel engine is continually reversed
C.
the maximum bearing pressure is higher in a single acting two-stroke/cycle diesel engine
D.
two-stoke/cycle diesel engines require more complicated lubrication piping
查看完整题目与答案
【单选题】The average exhaust temperature of a two-stroke/cycle diesel engine with a turbine-driven supercharger is lower than a similar four-stroke/cycle diesel engine at equal loads because ____.
A.
two-stroke/cycle diesel engines have a higher M.E.P than four-stroke/cycle diesel engines
B.
four-stroke/cycle diesel engine exhaust is cooled by scavenging air
C.
two-stroke/cycle diesel engines have a lower M.E.P_than four-stroke/cycle diesel engines
D.
the opening of the two-stroke/cycle diesel exhaust ports or valves occurs much later than in four-stroke/cycle diesel engines
查看完整题目与答案
【简答题】Many Chinese students return to China when they meet many problems and difficulties abroad.
查看完整题目与答案
【简答题】Many overseas Chinese make their kids learn the Chinese language because they don’t want them to lose their mother language. In the city of Portland in the USA, there is a weekend Chinese school in a ...
查看完整题目与答案