轴，一般是指圆柱形的零件。轮子或其他转动的机件绕着它转动或随着它转动。根据轴的定义，可以延伸至指可以将平面或是立体分成对称部分的直线。在“支轴”中，取其本意。
n. fulcrum
misc. fulcrum shaft ; support trunnion
... earth-retaining wall 护土墙;挡土墙 fulcrum 支点;支轴 grinding machine 磨床;研磨机;磨石机 ...
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操作器连接在沾液部的连接臂上，手握柄通过支杆、中间支轴与连接臂枢接；
While pushing inward the operating part, two connecting arms bend inward and close to each other for the liquid staining arms to inserting into the bubble liquid connector to stain liquid.
特别设计的工艺，充分体现了两支轴的良好同心，热媒及真空系统均采用可靠的机械密封或美国技木的旋转接头。
The specially designed process fully shows the good concentricity of the two shafts. Thermal media and vacuum system all adopt reliable mechanical sealing or rotating connector of American Technology.
利用该方法和数学模型可确定中心支轴式喷灌机的最佳喷头配置方案，同时得出与该方案相匹配的机组入机流量和入机压力。
The optimal sprinkler configuration of center-pivot irrigation system can be obtained with the model, at the same time, the demand flow and head pressure were given.
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