The feeding speed of shifting unit of welding machine is one of the most important factors of rail continuous flash welding quality.

影响钢轨闪光焊接头焊接质量的因素很多，其中焊机动力柱的送进速度就是重要因素之一。

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Flash can be continual and steady, and then, the good welding joints could be obtained by properly controlling feeding speed of shifting unit of rail continuous flash welding.

有效地控制钢轨连续闪光焊的动力柱送进速度，可以使整个焊接过程保持连续和稳定的闪光，从而获得优良的焊接接头。

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The feeding method using intermeshing helical roll has advantages over that using the conventional roll in working capacity, feeding stability and unit energy cost.

实验结果表明，在生产能力、喂料稳定性和能量单耗方面，螺旋啮合辊喂料方法优于传统的旁压辊喂料方法。

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The wind farm supplies electricity directly to the network while simultaneously feeding a pumping unit that stores water in reservoir dam.

UNESCO: MEDIA SERVICES

The unit still requires constant care and feeding.

FORBES: No Thain, No Gain

In addition, more babies born to obese women required admission to the neonatal unit and were more likely to require assistance with feeding and maintaining body temperature.

BBC: NEWS | Health | Obesity linked to problem births