Zinc rods are installed in the refrigeration system ().
A. liquid strainer
B. liquid receiver
C. saltwater condenser
D. evaporator
急性炎症性脱髓鞘性多发性神经病最主要的护理问题是()脊髓压迫综合征不可能出现()
A. 低效型呼吸形态
B. 躯体移动障碍
C. 排便异常
D. 尿崩症
E. 压疮
We have just received a message from shore()assistance is on the way.
A. When
B. Where
C. how
D. that
物流模式主要有三种:自营物流、外包物流和物流联盟。
A. 正确
B. 错误