Loadtype bearing and oil seal device, and a sound proof clapboard, can effectively prevent the vibration and noise, ensures the processing object is not polluted by oil.
重荷型轴承及油封装置，并有防音隔板，能有效地防止震动和噪音，确保加工物不受油脂污染。
3
The paper describes the processes employed by the natural gas liquefaction systems of basic loadtype and related research progress. A comparison among several common processes is made.