通常它们相互联系构成横梁。但是，如果它们支撑在横梁顶缘，则纵梁最好要连续跨越两个跨度以上的桥面板。

Q6: usually, they should be framed into floorbeams. but if they are supported on the top flanges of the floorbeams. it is desirable that the stringers be continuous over two or more panels.

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萨拉戴了顶宽帽缘的草帽。

Sarah wore a straw hat with a wide brim.

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渐开线终止圆与齿顶圆（或者修缘线的起点所在的圆）共同限制了所要求控制的渐开线齿廓的范围。

This circle along with the tooth tip circle (or start of chamfer circle) determines the limits of tooth profile requiring control.

youdao

渐开线终止圆与齿顶圆（或者修缘线的起点所在的圆）共同限制了所要求控制的渐开线齿廓的范围。

This circle along with the tooth tip circle (or start of chamfer circle) determines the limits of tooth profile requiring control.

youdao