题目内容：
A、80B、90
C、100
D、75
参考答案：
选择题：法兰盘螺栓应%穿孔端。()
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- 题目类型：选择题
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管塔法兰盘间隙超过mm时,需进行镀锌垫片在法兰间垫严实()
管塔法兰盘间隙超过mm时,需进行镀锌垫片在法兰间垫严实()
Which of the following best summarizes the U. S. economic situation today?[A]Americ
Which of the following best summarizes the U. S. economic situation today?[A]Americ
In reducing engine speed to an efficient propeller speed by the use of reduction gears, __
In reducing engine speed to an efficient propeller speed by the use of reduction gears, __
采用法兰连接的节点,法兰接触面的贴合率不应少于,且边缘最大间隙不应大于0.8mm。()
采用法兰连接的节点,法兰接触面的贴合率不应少于,且边缘最大间隙不应大于0.8mm。()
[A]as [B]for [C]with [D]of
[A]as [B]for [C]with [D]of