Results of calculation using the method of this paper shows that, for a frequency ranging from . to 000 Hz, the work per unit time transmitted to the hand from the handle of chipping hammers is as much as .7×0J/ s, and even more from the chisel.
Results of calculation using the method of this paper shows that, for a frequency ranging from . to 000 Hz, the work per unit time transmitted to the hand from the handle of chipping hammers is as much as .7×0J/ s, and even more from the chisel.
论指出,在. ～000Hz范围以内,由风镐手柄传入手中的单位时间的功为.7×0~J·S~(-),而由风镐凿子传入手中的单位时间的功则更多。