In practice, however, we found that function in the canal is often diminished before surgery, and replacing the covering itself may lead to inactivation of the canal anyway.

然而在实践中，我们发现声道的功能早在手术前就没有了，更换表层本身可能会引发声道永久失衡。

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The fundamental solving measure of Yellow river water source shortage is to lead water from South to North by canal, but this can not put into execution in short time.

西线南水北调工程是解决黄河水资源短缺的根本措施，但不可能在短期内实施。

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"Discussions also centered on the impact of the proliferation of shale gas in the U.S. and the expansion of the Panama Canal, both of which could lead to the further shifting of Trinidad and Tobago's LNG market towards Asia, " the statement said.

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