使用时,熔断器()在被保护的电路中,当通过熔体的电流达到或超过了某一额定值,熔体自行熔断,切除故障电流,达到保护目的。
A、并接
B、串接
C、复联
D、平行
参考答案:B
Which of the following statements about Standard Ⅵ (C), Referral Fees, is TRUE()
A. Referral fees must be disclosed after proceeding with an agreement for service.
B. Referral fees may be disclosed before or after proceeding with an agreement for service.
C. Referral fees must be disclosed before proceeding with an agreement for service.
若符号定义语句如下,则L=______。 BUF1 DB 1,2,’12’ BUF2 DB 0 L EQU BLIF2—BUF1