The result of comparison demonstrates that the device based on internal reflection effect has smallsize, simple structure and high accuracy and it can be used in the on-line production.
The survey shows that grease production plants of large, medium and smallsize are concurrently existing in China's market, but most of them are of medium or small capacity.
调查表明,我国的润滑脂生产处在以大、中、小型装置生产并存,以中、小型规模为主体的状态。
3
The suction probe has the advantages such as quick heating, smallsize, easy regulation and production.