泵有抗震设计，反应堆也有防水门，本该使水泵免遭海啸破坏。
The pumps are designed to withstand quakes, and the reactor buildings have watertight doors that should have protected the pumps from tsunami waves, he said.
介绍了井下防水门的种类、结构形式，对各类防水门的性能与特点作了理论分析。
This paper describes the types and structure styles of underground lock gates, and analyses theoretically the performance and feature of various kinds of lock gates.
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