Last Updated
：2025/11/27
Quizzes for review
A waste weir for a canal, discharging into a lock chamber.
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lock-weir
The engineer inspected the lock-weir to ensure it would safely discharge excess water into the lock chamber during heavy rains.
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The engineer inspected the lock-weir to ensure it would safely discharge excess water into the lock chamber during heavy rains.
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English - English
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