Which action will affect the trim of a vessel ().
A. Moving high weights lower
B. Adding weight at the tipping center
C. Moving a weight forward
D. All of the above
查看答案
新生儿窒息时,胸外按压的频率为
A. 30次/分
B. 60次/分
C. 90次/分
D. 100次/分
E. 120次/分
Which of the following can be regarded as the best title for this article?
A. Two Basic Rights.
B. Government Is Not Enough to Encourage Economy.
C. Individual Rights Are Crucial.
D. Comments by Mancur Olson.
以下哪种林业项目可行性研究方法不需要考虑货币时间价值?()
A. 投资回收期
B. 净现值法
C. 收益—成本率
D. 内部收益率