含冷冻液氮的保温包装()如用于在低温下运输非危险品的,含完全被多孔材料吸收的液氮的保温包装满足以下要求可作为()运输:(1)保温包装的设计不会增加容器内的压力;(2)任何方向置放保温包装都不会使液氮溢出。
How human beings and their environment act __ each other.
A. upon
B. for
C. as
D. to
We are considering ___ the production process
A. recognize
B. recognized
C. recognizing
D. to recognize
提升及悬吊钢丝绳的挂设费用包括在提升机及稳车的 () 内