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Unlike the globe valve, gate valves give full bore flow without change of direction, such a valve is not suitable to partially open operationAccording to the above sentence, which of the following statements is not true?（）
A:The globe valve may be suitable for partially open operation
B:The globe valve will give full bore flow with change of direction
C:The gate valve gives full bore flow with change of direction
D:The gate valve is suitable for full bore operation only

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出自：海船船员证

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