变剧凸轮是控制弹簧的有效圈数，节距刀下面螺栓调节弹簧高度；
Variable play cam is the effective number of the control spring, and the height of the bolt adjusting spring;
如果出现机械事故并被裁判员认为有效，该队可享有1.5公里的中立圈(跑道的圈数要接近1.5公里)。
Should a mechanical mishap occur and be recognised as valid by the commissaires, the team shall be entitled to a 1.5 km neutralisation (number of laps closest to 1.5 km).
光电式纬量探测装置，准确可靠。微电脑智能化的圈数，角度控制能有效解决长工短纬。
Accurate and reliable photoelectric weft count detector. Problem of weft length difference is solved by computerized coil amount and Angle control.
光电式纬量探测装置，准确可靠。微电脑智能化的圈数，角度控制能有效解决长工短纬。
Accurate and reliable photoelectric weft count detector. Problem of weft length difference is solved by computerized coil amount and Angle control.
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