The dissertation works on machineryhouse, fixed tie link and boom, which vibrate most severely on the container crane.
论文针对集装箱起重机振动现象较为严重的三处：机房、斜拉杆、前大梁进行了振动分析和抗振研究。
2
The Application of Digital Video Supervising System (A Book of Series of Information Science and Technology), China MachineryHouse, March 2003, Beijing , China.
刘富强，《数字视频监控系统开发与应用》（信息科学与技术丛书），机械工业出版社，2003.3。
3
You see them once a week out the front of your house but rubbish collectors are doing a tough job that exposes them to heavy machinery, harsh chemicals and a high-risk of traffic accidents.