Raise rear of vehicle off ground and install tow dollies under rear wheels. 将车辆后侧举离地面,在后轮下安装拖曳支架。
This time, only five embryos were needed to produce each one of the Dollies. 这一次,制造多莉只用了五个胚胎。
Professor Keith Campbell, who keeps the Dollies as pets on land at Nottingham University, said: 'Dolly is alive and well. 基思.坎贝尔教授一直在诺丁汉大学把多莉样当宠物养,他说:'多利羊活得很好。
Sliding transformer is a core element in contact-less inductive power transfer system of automatic dock, which can realize safe power supply for highspeed freight dollies. 滑动变压器是自动化码头非接触感应电能传输系统的核心部件,可以实现高速货物运输小车的安全供电。