随着我国工农业的迅速发展,各种机械设备、交通运榆工具大量增加,功率越来越大,振动也显著地增加。因此,防止振动对职工的危害已是十分重要的问题。 振动以两种方式作用于人体:一种是只施加在人体部分组织,如各种手工操作的振动工具,象风镐、凿岩机、捣固机、穿孔机、伐木带锯 With the rapid development of our country’s industry and agriculture, a great deal of machinery and equipment, as well as a large number of transportation elm tools have been installed, power has been increased and vibration has also increased remarkably. Therefore, it is a very important issue to prevent the harm of vibration to employees. Vibrations act on the human body in two ways: one is the application of vibrations only to parts of the human body, such as various hand-operated vibrating tools such as picks, rock drills, tampers, perforators, logging band saws