And open the sluice gate valve... here.

{\an8}{\pos(191.2,67.2)}4月28日 上午9点30分 爆炸发生56小时后然后打开这里的...水阀。

It is a creek or inlet from the Thames, and can always be filled at high water by opening the sluices at the Lead Mills from which it took its old name.

它是泰晤士河的一条小溪或入口，在高水位时总是可以通过打开铅磨坊的水闸来填满它的旧名。