The ground-plane opens up to the north with a series of staggered vertical blade columns which slice and define the programme.

首层平面向着北侧开口，由一系列交错的垂直板面组成，它们横切和定义不同的功能项目。

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Influence of each factor on blade inlet flow of a large vertical axial-flow pump is analyzed, formation mechanism of flow field in the cross section is studied.

分析各因素对大型立式轴流泵叶片进口流态的影响，研究该断面流场的形成机理。

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The formulas and methods which can be used to determine conveniently the force of the balanced device in various disconnectors and earthing switches with a vertical moving blade are presented.

对闸刀在垂直面上动作的各种隔离开关和接地开关，提出了能简捷地确定其所需平衡力特性的算式和方法；

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