船闸

navigation lock的用法和样例：

例句

The lock keeper closed the lock gate.船闸管理员关上了闸门。
Main items and design contents of Sanhe navigation lock reinforcement project is introduced in this paper.介绍三河船闸加固改造的主要项目和设计内容。

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Dong Lu Rm 549, Office Tower 2, Xingye Center No.18, Jian Guo Men Nei Ave. Phone: 13910212358 Beijing China (100005) Email: liudong@263.net -------------------------------------------------------------------------------------------------------- WORK

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实用英语

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Explorations

Satellite Navigation Systems

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2018CRI中国国际广播电台

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地道英语对话-租房

地道英语对话：Key and Lock Problems(3)

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新西兰英语 510 The cost to Tauranga

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中国反对美国海军巡逻南海

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纪念首个“中国航天日”

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发表于:2019-02-18 / 阅读(136) / 评论(0)

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