At the retail secondary market level, again the Banks are mainly the service providers in an unregulated environment, although some of the debt instruments are listed on the stock exchange.
至于零售二手市场，银行同样是主要的服务供应者，尽管有些债券是在证券交易所挂牌买卖，但市场运作大致上是没有甚么管制的。
It requires secondary transformation to transform the voltage into usable signal for electronic measuring instruments.
需进行二次变压，才能将电网上的信号变为电子测量装置可用的信号。
It requires secondary transformation to transform the voltage into usable signal for electronic measuring instruments.
需进行二次变压，才能将电网上的信号变为电子测量装置可用的信号。
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