求翻译：丙方受甲方委托，帮助甲方办理激光发生器进口清关运输，以及相应的出口清关运输（运输：机场--金方圆工厂来回段）。由于此票货物是给乙方江苏金方圆数控机床有限公司免费试用4个月时间，所有费用由甲方SPI LASERS UK LIMITED承担。是什么意思？

Party C by Party A entrusts Party A to handle the transport of the laser generator, import customs clearance, and the corresponding export clearance transport (Transport: Airport - Gold radius of the plant back and forth above). This shipment is four months time to Party B the Jiangsu Jinfangyuan fr