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["1. 2017年6月11号练题,回复得6分(发帖后天内回复不评分,谢谢回复"

2017-06-10View Original

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"2本帖最后由 forcy 于 222217-6-9 " B B B4 编辑 � " "这是单选选题: (答错不评分) " "有液体流过调节阀,在在节流口流速急剧上升 压力下降 若此时压力下降到低于液体在该温度下的饱和蒸汽压便会汽化 分解出气体后形成气液双向流动 这种现象叫 (A) " "A、闪蒸 B、空化 C、汽蚀 D、腐蚀 发帖后天后回复不评分A谢谢回复"
Reply #22017-06-10
" "A、闪蒸#在这里快速回复#"

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