This river was only recently made accessible to riverboat traffic by a new series of dams and locks.

这条河建造了一系列新的河堤和水闸，最近才通内河客轮。

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An annual output of more than 100 million locks beat, main products are: "doll" brand plating copper padlock series ball chrome, computer graphic billiard copper padlock series.

年产各类锁具100余万打，主要产品有：“娃娃”牌镀铬钢球铜挂锁系列，电脑平面弹子铜挂锁系列。

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The series is a new set of locks at new technology derived from the opening series.

该系列是一套崭新科技下衍生的新式门锁开启系列。

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The key was not to try to dig a Suez-type of canal, a great sea-level trench from ocean to ocean, but to create a lock-and-lake canal, where the ships are lifted up by a series of locks to a man-made lake, and then they sail across that lake, and then they are set back down on the other side by another series of locks.

FORBES: Fact and Comment

Onity will provide mechanical caps for HT series locks at no cost to Marriott franchisee.

FORBES: Lock Firm Onity Starts To Shell Out For Security Fixes To Hotels' Hackable Locks

EU-financed study released this week, which argues that the canal authorities should build a series of new locks.

ECONOMIST: The Panama canal