________、________和________是经济增长的前提条件。政府的政策能够带来更快的经济增长通过________(建立；不鼓励)激励机制；________(鼓励；不鼓励)储蓄；________(鼓励；不鼓励)研究与开发；________(鼓励；不鼓励)国际贸易；同时提高________(教育；污染控制)的质量。
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The_______in the steering gear move the rudder to the required angle
A. control equipment
B. power unit
C. transmission mechanisms
D. fittings and pipeline
在上面第2题中，在哪种情况下，货币量的增加幅度更大？
SOLAS Stands for the International Convention
A. for the Safety of the Life at Sea
B. for the Prevention from ships
C. on Standards of Training, Certification and Watchkeeping for Seafarers
D. for the Control and Management of Ship's Ballast Water and Sediments
活塞顶面裂纹的原因是______。Ⅰ.冷却不良；Ⅱ.过热；Ⅲ.过冷；Ⅳ.顶面积炭严重；Ⅴ.冷却侧结垢严重。
A. Ⅰ＋Ⅱ＋Ⅳ
B. Ⅰ＋Ⅱ＋Ⅳ＋Ⅴ
C. Ⅰ＋Ⅲ＋Ⅴ
D. Ⅰ＋Ⅱ＋Ⅴ
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