The three axes of the coordinate system of right Angle of the space are vertical.
空间直角坐标系的三个轴互相垂直。
Big dip Angle belt conveyor is Angle (or vertical) an ideal equipment.
大倾角带式输送机是大倾角(或垂直)输送的理想设备。
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
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