Extrusion System: frequency variable motor, cycloidal pin gear speed reducer and high qualitynitrifiedfeed cylinder screw.挤出系统: 变频调速电机 、 摆线针轮减速箱加优质氮化料筒罗杆.It was so still you could have heard a pin drop.这是那样的寂静, 连一根针落地的声音...
She'd do anything for a bit of pin money.为了挣点外快，她什么都肯做。It has taken until now to pin down its exact location.直到现在才确定了它的准确位置。Zita was herself unconventional, keeping a safety-pin stuck through her ear lobe.齐塔自己就不守传统，...