Analogue computation and experiments show that employing compound oil film damper in antifriction bearing spindle system will raise significantly the dynamic behavior of machine tool.
计算机模拟计算和试验研究表明,机床滚动支承主轴系统采用复合式油膜阻尼器,可显著提高机床的动态性能。
2
The invention discloses the new use of alkyl isourea compound and analogue of the alkyl isourea compound.
本发明公开了烷基异脲类化合物及其类似物的新用途。
3
The therapeutic effects of new type phosphate binder, vitamin D analogue and calcimimetic compound have been evidenced already.