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。
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。
The therapeutic effects of new type phosphate binder, vitamin D analogue and calcimimetic compound have been evidenced already.
新型磷结合剂、维生素D类似物及钙敏感受体激活剂等现已陆续进入临床，并取得良好疗效。
The therapeutic effects of new type phosphate binder, vitamin D analogue and calcimimetic compound have been evidenced already.
新型磷结合剂、维生素D类似物及钙敏感受体激活剂等现已陆续进入临床，并取得良好疗效。
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