EIARS-232C接口实际包括主信道和___两条信道。
设c为正向圆周|z|=3,则
Iwouldratheryou__(come)tomorrow.
设A、B、C为三事件,用A、B、C的运算关系表示下列事件,A、B、C中不多于一个发生表示为:
Don’tworry.Thisisthe________(desire)weightrangeforyouhealth
Hismotherbecomesdisappointedwheneverhefailstoliveuptoher________(expect)
Ataskofthepostofficestaffisto_(class)mailaccordingtotheplacesitistogo
设u(x,y)的共轭调和函数为v(x,y),那么v(x,y)的共轭调和函数为
已知无穷级数,则u1=
Ourmost________(success)productisbasedonaverysimpleidea