供用电设施计划检修时,对35KV及以上电压供电的用户的停电次数,每年不应超过(A)次;对10KV供电的用户,每年不应超过()次。
C
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Underthevechartering,theshipownerisresponsibleforthefixedrunningexpensesaswellasfortheveexpenses.
在信用证业务中,银行付款的条件是()。
Ourusualtermsofpaymentarebyconfirmed,irrevocableletterofcreditinourfavour,reachingusonemonthaheadofshipment.