【单选题】在国际租船市场上 , 船方按航次出租船舶时 , 关于装卸费的负担有 4 种不同的规定 , 其中有一种规定的英文是 FIO, 全称是 Free In and out, FIO 的意思是 ( )。
【单选题】the author brings her children to visit a nursing home and
A.
this is the first time the children pay such a visit
B.
this is one of the rare visits there by the children
C.
this is one of the many visits there by the children
D.
this is the last visit by the children
【多选题】下列关于材料经常储备中的相关变量说法正确的是( )。
D.
最高储备量和经常储备量的算术平均值叫平均储备量
【单选题】The hotel is going to _____ a nursing home.
【简答题】大正方体的棱长是小正方体棱长的3倍,那么,大正方体体积是小正方体体积的9倍.(______)
【简答题】长方体的体积=( ),正方体的体积=( )。