光缆进线室应考虑列架材料的（）问题，在潮湿的进线室中，列架应采用热镀锌材料加喷塑工艺，非潮湿的进线室中，列架应采用喷塑工艺。
参考答案：防潮
环形双链DNA，具有两个复起始点，一个可在大肠杆菌中推动它的复制，另一个可在酵母细胞中推动复制
A．pBR322B．DNAC．装配型质粒D．M13-DNAE．穿梭质粒
While performing rounds, a nurse finds that a client is receiving the wrong IV solution. The nurse's initial response should be to
A．remove the IV catheter and call the physician.
B．write up an incident report describing the mistake.
C．slow the IV flow rate and hang the appropriate solution.
D．wait until the next bottle is due and then change to the proper solution.
