草案调查，感应器或手动草案初稿在观察标志。
Draft survey, by draft sensors or manually observed drafts at marks.
草案初稿规定了例外情况，允许银行保留做市活动，以便帮助客户对冲头寸风险，以及维持市场流动性。
The original rule made exceptions that allowed Banks to keep their market-making activities in order to help their clients hedge their positions and maintain liquidity in the markets.
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