本文提出一种新型的高效激光调频方法——自注入调频放大原理。

We suggest a new efficient method of laser tuning: the principle of tuning and amplification by self-injection.

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自8月21日蒙达拉海上钻井平台的井口发生事故以来，约403,000公升石油被注入帝汶海。

Since August 21 when there was an accident at the Montara offshore drilling rig's well head, around 403, 000 litres of oil have been pumped into the Timor Sea.

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自金融危机开始以来，日本不断利用金融产品作为附属担保品向整个经济系统注入资金，但是之前从未购买过资产。

Since the financial crisis Japan has continued to accept financial instruments as collateral in order to pump money into the system, but has not bought the assets.

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