经济学
相似问题和答案
第1题：
第2题：
此题为判断题(对，错)。
第3题：
When _________a hill, the driver should build up speed early in order to cut down gasoline consumption.
A． approached
B． to approach
C． approach
D． approaching
本题考查的是现在分词短语作状语对主要动作加以修饰和陪衬的用法。approached都是谓语动词形式，应该用于完整的句子中；aoproach是动词原形；不定式to approach可以作状语，但表示的是行为的目的、结果或原因。题于的意思是：“快到山前时司机应该提早加速以减少汽油消耗。”
第4题：
翻译：speed and consumption
正确答案:航速和耗油量
第5题：
An anemometer on a moving vessel measures ______.
A.apparent wind speed only
B.true wind speed and true wind direction
C.true wind speed only
D.apparent wind speed and true wind direction
在运动的船上的风速计仅测量视风（相对风）速。
第6题：
极低速控制.
A.Low speed control .
B.Inching control .
C.High speed control.
D.Slow speed control.
第7题：
In reducing engine speed to an efficient propeller speed by the use of reduction gears, _______.
A.speed and torque are both reduced
B.speed is reduced and torque remains unchanged
C.speed is reduced and torque is increased
D.speed is sometimes unchanged while torque is increased
第8题：
Many people see pollution as only. part of______.
A. the environmental balance
B. our daily life
C. the consumption of goods by man
D. the whole process of industrial production and consumption of goods
此题为细节题。文章的第二段内可以找到句子；Many people therefore，see pollution…the whole process of industrial production and consumption of goods。
第9题：
turbine speed (krpm) 翻译为：涡轮速度
正确答案:正确
第10题：
极低速控制.（）
- A、Low speed control .
- B、Inching control .
- C、High speed control.
- D、Slow speed control.
正确答案:B