阐述我国企业在实施清洁生产时企业外部易遇到哪些方面的问题?
对小于1:10000比例尺测图,定位中心和测深中心之间的水平距离最大不超过()。
A. 3.0m
B. 5.0
C. 8.0m
D. 10.0m
the undersigned,Master of MV Roslyn,certify that my vessel()the conditions laid down in Articles 18 and 45 of the Navigation Regulations.
A. satisfies
B. incurs
C. occurs
D. contai