营运资金是流动资产与流动负债之差，营运资金的多少可以反映偿还短期债务的能力，相对于流动比率而言，更适合企业之间以及本企业不同历史时期的比较。()
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静止土压力的特点是______。
A. 墙后填土处于极限平衡状态
B. 土压力方向与墙背成6角
C. 挡土墙无任何位移
D. 填土滑裂面与水平面呈45°-Φ/2
As for the issues involved in the economy, Eliot Spitzer would be in favor of______.
A. law enforcement approach
B. decisions open to question
C. the hour code among CEOs
D. board oversight and self-regulation
Judging from the context, the word "think-tanks"(Para.2) probably means______.
A. tanks that can think as human beings
B. an institute or group organized for interdisciplinary research
C. a group of authoritative people
D. scholars and professional men
How will the territorial disputes between China and Japan be settled according to the author？
A. By words and negotiations.
B. With their navies.
C. Through more violence.
D. By means beyond his knowledge.
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