An underwater blasting to explode the submerged reefs was performed in the condition of heavy traffic on the main channel.

在主航道交通繁忙的条件下进行水下爆破以炸除拦门礁。

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An underwater blasting to explode the submerged reefs was performed in the condition of heavy traffic on the main channel.

在主航道交通繁忙的条件下进行水下爆破以炸除拦门礁。

youdao