沥青中含蜡量愈高,其路用性能愈好。()
参考答案:错
The noodles _____________ tasty. The fish _____________ salty. [ ]
A. is; is
B. are; is
C. are; are
加热炉炉温控制阀一般采用()阀
A、三通阀
B、风关
C、风开