【单选题】The speed of sound through ocean water is nearly always ().
A.
Faster than the speed of calibration for the fathometer
B.
The same speed as the speed of calibration for the fathometer
C.
Slower than the speed of calibration for the fathometer
D.
Faster than the speed of calibration for the fathometer,unless the water is very warm
【单选题】关于Th2,下列描述错误的是:
B.
通过分泌细胞因子抑制Th1的活性,从而抑制巨噬细胞的活化
C.
在调节巨噬细胞活化和活性方面,与Th1作用相反
D.
Th2细胞主要作用于巨噬细胞和细胞毒性T淋巴细胞(CTL)
【简答题】在Excel 工作表的单元格中,如要输入数字字符串100083(邮政编码)时,应输入( )。A. 100083 B. "100083" C. ’100083 D. 100083’
【单选题】在Excel工作表的单元格中,如要输入数字字符串0371时,应输入______。
【单选题】Satellite A has twice the mass of satellite B, and moves at the same orbital distance from Earth as satellite B. Compare the speeds of the two satellites. A) The speed of B is twice the speed of A. B...
【简答题】1-存储一个32位数0x876165到2000H~2003H四个字节单元中,若以小端模式存储,则2000H存储单元的内容为( )A. 0x00 B. 0x47 C. 0x65 D. 0x87
【单选题】在Excel系统工作表的单元格中,如要输入数字字符串 400715 时,应输入( )。
【单选题】● 如果要在 Excel 工作表单元格中输入字符型数据 0123,下列输入中正确的是 。 (53) (53)