画出了涡流室纵截面、横截面和侧截面上的速度矢量图。
The velocity profile in vertical section, cross section and side section is given.
从分析纵磁场触头结构出发，建立了真空灭弧室纵磁场触头的一种简单实用的数学模型，并结合实践经验，举例说明这一数学模型的应用。
By analyzing the structure of longitudinal magnetic field of vacuum interrupter, a practical mathematical model of longitudinal magnetic contact is established and applied.
本艇为钢质主船体，铝质焊接甲板室，圆舭方艉单层连续甲板纵骨架式四机四桨四舵柴油机推进巡逻艇。
The boat is built of steel hull, aluminum - welded deckhouse, round bilge, transom stern, single continuous deck, longitudinal framing, four engines, four rudders and diesel engine driven.
本艇为钢质主船体，铝质焊接甲板室，圆舭方艉单层连续甲板纵骨架式四机四桨四舵柴油机推进巡逻艇。
The boat is built of steel hull, aluminum - welded deckhouse, round bilge, transom stern, single continuous deck, longitudinal framing, four engines, four rudders and diesel engine driven.
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