25Hz相敏轨道电路送电端的限流电阻不能调至OΩ。
参考答案:对
— Did you hear about Zhang Lili who saved the kids from being run over by a school bus?
— Yes. What do you think most people _____ if they were in a similar situation?
A.will do
B.will have done.
C.would do
D.would have done
有关肺癌的手术治疗下述哪项正确()
A.80%左右的肺癌病人有手术机会
B.20%左右的肺癌病人有手术机会
C.小细胞癌的手术效果良好
D.由于手术是最有效的治疗手段,一般不需要配合其他疗法
E.手术目的是彻底切除肺部原发癌肿病灶包括邻近的正常肺叶组织