.Gold is similar _________colour _______brass.
A. in; in B. to; to C.in; to D at; to
答案:C
11×40+39×48+8×11的值是()。
A.3200
B.4800
C.2400
D.1200
APU的EGT传感器()
A.两套并联
B.四套并联
C.两套串联
D.四套串联