气举系统是一个非常严密的系统，包括压缩机组、注入通道、气举阀和举升通道几个部分。

The gas lifting system is a narrow system extraordinary, including compressor unit, injection channel, lift valve and lifting passage.

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研究人员在小鼠脑内注入某种良性病毒，这种病毒使细胞膜上和细胞兴奋有关的离子通道对光产生反应。

Researchers have engineered a benign virus that, when injected into the brain, makes the ion channels—the switches that turn cells on and off—responsive to light.

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在恶意攻击语句中，SQL注入和中间件通道复用两种攻击是难中难，同时也是重中重。

In the malicious attack statement, two kinds of attacks, SQL injection and middleware channel multiplexing, are hard and heavy.

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