目的探讨左肺反向循环(LLIC)逆转肺动脉高压的机制。

Objective To study left lung inverse circulation (LLIC) reversing pulmonary hypertension (PH) in canines.

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水井钻井工可能会专注于一个特定的钻探方法，如电缆，旋转，钻，锤或反向循环钻探。

Water well drillers may specialize in a specific method of drilling, such as cable, rotary, auger, hammer or reverse circulation drilling.

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我们也有末端，那是在,乏燃料用完之后，它被储存，可能会再加工，我们曾经，在反向循环，再用到反应堆里。

We also have this back end in which after the spent fuel is used up in the reactor. It is stored, possibly re-processed, which we use to do, and recycled back into the reactor.

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