【简答题】医院内使用中消毒剂的菌落总数不得超过( )。
【单选题】对初次免疫应答时产生抗体特点的错误叙述是
【判断题】按膜孔径大小分,微滤膜为 0.001 ~ 0.02 μ m 。
【判断题】be connected with是与...联系
【单选题】We will never forget this historical lesson written _____ blood.
【单选题】对于以下中英文翻译,错误的是:
A.
鼠标、键盘和打印机都可以通过 电缆 与计算机连接。 A mouse,a keyboard,and a printer might all be connected to a computer with cables.
B.
打印机电缆通常为数据的传输提供串行或并行的通道。 Printer cables typically implement a serial or parallel path for data to travel along.
C.
例如, 打印机打印结束后就会向计算机发出中断信号。 For example,when a printer has finished printing,it sends a continuous signal to the computer.
D.
声音可以通过连接在计算机上的麦克风输入,可以通过喇叭或耳机输出。 Input sounds can be entered through a microphone connected to the computer.Output sounds can be routed through speaker or headphones.
【单选题】We will never forget the first day _____ we came to Motou Milldle School last August. [ ]
【单选题】对初次免疫应答时产生抗体特点的错误叙述是
【单选题】We will never forget the first day ______ we spend together. [ ]