【简答题】用于表示把某部位划分成若干相等距离的线条称之为____。
【单选题】某地区经度范围是104°55′-105°21′,若按高斯投影3度投影分带,其带号是_________。
【单选题】( )检查客房卫生,象征性地称为“白手套”式检查。
【单选题】Each type of engine has its applications, which on board ships have resulted in the slow speed main propulsion diesel operating _______ cycle.
D.
either on the two-stroke or on the four-stroke
【多选题】下述国际贸易术语中由卖方负责办理保险并支付保费的有( )。