列出计算货车周转时间的车辆相关法和时间相关法公式，说明压缩货车周转时间的途径。
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根据车辆技术状况等级的划分，预计在短期内不能修复或无法修复价值的车辆属于（）。
领导科学中最基本的范畴是（）。
A. 领导
B. 领导者
C. 被领导者
D. 客观环境
The Company should ensure that the Safety and Environmental Protection policy is implemented and maintained（）.
A. at the level of ship based organization
B. at the level of shore based organization
C. at all levels of the organization both ship based as well as shore based
D. at highest level of the organizatio
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