限制水域是船舶会遇率较高的水域，也是事故多发水域。
Restricted water area is an area full of encountered ships and also a high frequency accident area.
该堵剂遇水会膨胀，在高矿化度水中膨胀率也较高。
When touching water, the water shutoff agent will swell. In high concentration brine, the expansion ratio is yet higher.
该堵剂遇水会膨胀，在高矿化度水中膨胀率也较高。
When touching water, the water shutoff agent will swell. In high concentration brine, the expansion ratio is yet higher.
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