LKJ的监控记录插件U5、U6芯片为()。 ["监控数据芯片","监控程序芯片","记录芯片","CPU"]
插尿管需做尿培养者,用无菌标本瓶或试管接取() ["前段尿,5m1","中段尿,5m1","末段尿,5m1","中段尿,3m1","末段尿,3ml"]
洛氏硬度的试验方法属于() ["压入法","弹性回跳法","划痕法","其他方法"]
暂缓外呼规范是什么?
LKJ的监控记录插件U3、U4芯片为()。 ["监控程序芯片","监控数据芯片","记录芯片","CPU"]
二极管按照其用途划分可分为()、()、()。