锟斤拷锟揭讹拷锟狡斤拷锟斤拷泄锟斤拷锟斤拷锟侥硷拷锟斤拷要锟斤拷锟斤拷平锟斤拷锟斤拷募锟斤拷锟街革拷锟斤拷锟�锟斤拷锟斤拷一锟斤拷锟斤拷锟饺诧拷锟斤拷锟斤拷
emar锟斤拷1gmm/kg锟斤拷um锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿讹拷锟狡斤拷锟斤拷锟侥诧拷锟斤拷锟斤拷锟斤拷锟斤拷微锟阶碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥硷拷锟轿加癸拷锟斤拷锟斤拷锟斤拷1丝--10丝之锟斤拷锟斤拷也锟斤拷锟斤拷说锟斤拷10微锟阶ｏ拷100微锟斤拷之锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷木锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�锟斤拷转锟接碉拷平锟解精锟斤拷锟斤拷要锟斤拷锟斤拷锟节癸拷锟斤拷锟斤拷募锟斤拷渭庸锟斤拷锟斤拷锟�锟姐东锟斤拷锟斤拷锟�锟斤拷
转锟接碉拷平锟解精锟斤拷锟斤拷锟斤拷锟节撅拷锟斤拷牟锟斤拷锟斤拷锟轿拷锟�
锟借：转锟接碉拷锟斤拷锟斤拷锟阶ｏ拷30锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷募庸锟斤拷锟斤拷锟轿猠锟斤拷5丝锟斤拷50微锟斤拷
转锟接的半径为 r锟斤拷200锟斤拷锟斤拷
锟斤拷么锟斤拷锟缴癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥诧拷平锟斤拷锟斤拷 锟斤拷
m锟斤拷W×e/r锟斤拷30×50锟斤拷200锟斤拷7.5g锟斤拷锟剿ｏ拷
U锟斤拷mr锟斤拷7.5×200锟斤拷1500锟剿猴拷锟斤拷=150锟斤拷锟斤拷锟斤拷
锟缴此匡拷锟斤拷,5丝锟侥撅拷锟斤拷锟斤拷锟斤拷舜锟斤拷影锟斤拷锟斤拷锟斤拷5丝锟侥憋拷证锟窖撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟解工锟斤拷锟斤拷募庸锟揭伙拷锟揭拷锟斤拷锟侥ワ拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟杰憋拷证平锟斤拷锟斤拷锟斤拷站锟斤拷锟侥匡拷锟�锟斤拷
平锟解工锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�5丝时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟姐东锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷平锟斤拷效锟斤拷为锟斤拷平锟斤拷锟斤拷
平锟解工锟斤拷锟斤拷牟锟斤拷锟斤拷锟�45锟脚革拷锟姐东锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷却锟斤拷锟斤拷锟轿拷锟斤拷要锟斤拷锟姐东锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟狡斤拷饩拷锟揭拷锟� 锟角ｏ拷6.3锟斤拷锟斤拷/锟斤拷
G锟斤拷6.3mm/s锟斤拷eω锟斤拷1000锟斤拷锟斤拷睿拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟秸ｏ拷锟阶ｅ＝1000锟阶Ｇｏ拷锟斤拷 锟剿猴拷锟斤拷=锟斤拷锟斤拷
锟斤拷锟斤拷锟秸ｏ拷锟斤拷 锟斤拷
转锟接碉拷锟斤拷锟斤拷 锟斤拷 锟斤拷锟斤拷 30锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷募庸锟斤拷锟斤拷锟轿拷锟� 微锟斤拷
转锟接的半径为 锟斤拷 锟斤拷锟斤拷 200锟斤拷锟斤拷
锟斤拷平锟斤拷锟斤拷 锟斤拷 锟斤拷
转锟接的癸拷锟斤拷使锟斤拷转锟斤拷 锟斤拷 转/锟斤拷 2800转/锟斤拷
锟斤拷锟斤拷:锟秸ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷×锟斤拷锟斤拷×锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷=675锟剿猴拷锟斤拷
锟斤拷锟斤拷锟秸ｏ拷锟斤拷 锟斤拷=675/200=3.375锟斤拷