通海阀
It was a perfection of a valve that made the aqualung possible and put man back into the sea with all the freedom of a fish.
是阀的完善使研究水中呼吸器成为可能,并将人类送到海里,使其象鱼一样自由。
The Application of Two-way Cartridge Valve in the Deep-sea Hydrothermal Sampler with High Fidelity
二通插装阀在深海热液保真采样器中的应用
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