CBV angle-style valves are designed to replace piping elbows.
cbv 角型 阀门可用于取代管道弯头.
CBV angle style valves are designed to replace piping elbows.
CBV角型阀门可用于取代管道弯头.
And the changes of circulatory blood volume ( CBV) and dynamic blood viscosity ( DBV) were also investigated.
同时探讨血容量与血粘度变化。
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