Medium trees, opening more branches, the branches straight, angle suitable tree manageable.

树势中等, 树枝较开张, 发枝顺直, 角度适宜,树体易管理.

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Thermostatic valve body's structure often straight, angle valve two of the most common two - way valve.

温控阀阀体的结构形式常有直通 、 角通阀两种最常见的两通阀.

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The angle contained by the lines AB and AC is a straight angle.

AB与AC两线(垂直相交)形成的角称为直角.

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At the same time convert the angle of the polygon at that vertex a straight angle.

同时把该顶点处多角形的角转换成平角.

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