产品和服务的质量是指:()
A.高成本
B.某产品或服务达到预期的适用要求
C.快速的结果和有效的产品
D.过程的复杂性
参考答案:B
________ those who were not listening the first time, I will repeat the question.[ ]
A.To the benefit of
B.With the benefit of
C.For the benefit of
D.With the benefit to
晶体三极管实现全范围交流放大的条件?(注:答出了前两点就算对了)