銆€銆€绗崄浜岀瘈(ji茅) 宸ョ▼绲�(ji茅)妲�(g貌u)瑷�(sh猫)瑷堝父鐢ㄧ殑鐗╃悊瀛�(xu茅)銆佹暩(sh霉)鐞嗙当(t菕ng)瑷�銆� $lesson$

銆€銆€姘村姏瀛�(xu茅)銆佸窎鍦熷姏瀛�(xu茅)鍜岀祼(ji茅)妲�(g貌u)鎶楅渿琛�(sh霉)瑾�

銆€銆€宸ョ▼绲�(ji茅)妲�(g貌u)瑷�(sh猫)瑷堝父鐢ㄧ殑鐗╃悊瀛�(xu茅)銆佹暩(sh霉)鐞嗙当(t菕ng)瑷�銆佹按鍔涘(xu茅)銆佸湡鍔涘(xu茅)鍜岀祼(ji茅)妲�(g貌u)鎶楅渿琛�(sh霉)瑾炲強鍏舵兜缇╂噳(y墨ng)绗﹀悎涓嬪垪瑕�(gu墨)瀹氾細

銆€銆€1. 纾ㄦ摝绯绘暩(sh霉) coefficient of friction

銆€銆€鍦ㄥ叐鐗╅珨鎺ヨЦ闈笂鐨勬懇鎿﹀姏鑸囨硶鍚戝鍔涚殑姣斿€�銆�

銆€銆€2. 璩�(zh矛)閲忓瘑搴� mass density

銆€銆€鍠綅楂旂⿳鏉愭枡(鍖呮嫭宸栫煶鍜屽湡)鐨勮唱(zh矛)閲�锛岀啊绋卞瘑搴�銆�

銆€銆€3. 閲嶅姏瀵嗗害 force (weight) density

銆€銆€鍠綅楂旂⿳鏉愭枡鎵€鍙楃殑閲嶅姏锛岀啊绋遍噸搴�銆�

銆€銆€4. 鍕曢噺鐭� moment of momentum

銆€銆€璩�(zh矛)榛炵殑鍕曢噺鑸囪┎璩�(zh矛)榛炶嚦鏌愰粸璺濋洟鐨勪箻绌嶃€�

銆€銆€5. 杞�(zhu菐n)鍕曟叄閲� dynamic moment of inertia

銆€銆€绲�(ji茅)妲�(g貌u)鎴栨(g貌u)浠跺悇寰厓鐨勮唱(zh矛)閲忚垏鍚勫井鍏冭嚦鏌愪竴鎸囧畾杌哥窔鎴栭粸璺濋洟浜屾鏂逛箻绌嶇殑绌嶅垎銆�

銆€銆€6. 鍕曚綔鐢ㄧ郴鏁�(sh霉) dynamic effect factor

銆€銆€鎵垮彈鍕曟厠(t脿i)浣滅敤鐨勭祼(ji茅)妲�(g貌u)鎴栨(g貌u)浠讹紝鎸夋壙鍙楃瓑鏁� 闈滄厠(t脿i)浣滅敤瑷�(sh猫)瑷堟檪閲囦綔鐨勭郴鏁�(sh霉)銆傚叾鍊肩偤绲�(ji茅)妲�(g貌u)鎴栨(g貌u)浠剁殑鏈€澶у嫊鎱�(t脿i)浣滅敤鏁堟噳(y墨ng)鑸囩浉鎳�(y墨ng)鐨勯潨鎱�(t脿i)浣滅敤鏁堟噳(y墨ng)鐨勬瘮鍊�銆傜暥(d膩ng)鐐虹洿鎺ヤ綔鐢ㄦ檪浜︽彌鍕曞姏绯绘暩(sh霉)銆�

銆€銆€7. 鎸嫊 vibration

銆€銆€鐗╅珨鍙嶅京(f霉)閫氶亷鏌愬€嬪熀婧�(zh菙n)浣嶇疆鐨勯亱鍕曘€�

銆€銆€8. 鍔犻€熷害 acceleration

銆€銆€閫熷害璁婂寲鑸囩櫦(f膩)鐢熼€欎竴璁婂寲鎵€缍�(j墨ng)鏅傞枔鐨勬瘮锛屽嵆鍠綅鏅傞枔閫熷害鐨勮畩鍖�銆�

銆€銆€9. 闋荤巼 frequency

銆€銆€鐗╅珨姣忕涓尟鍕曠殑娆℃暩(sh霉)銆�

銆€銆€10. 鑷尟(鍥烘湁)闋荤巼 natural frequency

銆€銆€鍦ㄥ鍔涗笉寰�(f霉)瀛樺湪鏅�锛屾尟鍕曢珨绯荤殑鎸嫊闋荤巼銆�

銆€銆€11. 鍛ㄦ湡 period

銆€銆€鐗╅珨鎸嫊鏅傦紝閲嶅京(f霉)閫氶亷鍩烘簴(zh菙n)浣嶇疆涓€娆＄殑闁撻殧鏅傞枔锛岃垏闋荤巼浜掔偤鍊掓暩(sh霉)銆�

銆€銆€12. 鑷尟鍛ㄦ湡 natural period of vibration

銆€銆€绲�(ji茅)妲�(g貌u)鎸夋煇涓€鎸瀷瀹屾垚涓€娆¤嚜鐢辨尟鍕曟墍闇€鐨勬檪闁�銆�

銆€銆€13. 鍛ㄦ湡鎸嫊 periodic vibration

銆€銆€鍦ㄧ浉绛夌殑鏅傞枔闁撻殧鍏�(n猫i)閲嶅京(f霉)鐧�(f膩)鐢熺殑鎸嫊锛岀啊璜ф尟鍕曟槸鏈€绨″柈鐨勪竴绋懆鏈熸尟鍕曘€�

銆€銆€14. 鎸箙 amplitude of vibration

銆€銆€鐗╅珨鎸嫊鏅傚叾浣嶇Щ銆侀€熷害銆佸姞閫熷害銆佸収(n猫i)鍔�銆佹噳(y墨ng)鍔涖€佹噳(y墨ng)璁婄瓑鏈€澶х殑璁婂寲骞呭害锛屽嵆鍦ㄦ尟鍕曟洸绶氫腑锛屽緸娉㈠嘲鎴栨尝璋峰埌姗潗妯�(bi膩o)鍩虹窔鐨勮窛闆€€�

銆€銆€15. 鑷敱搴� degree of freedom

銆€銆€鍦ㄧ祼(ji茅)妲�(g貌u)瑷堢畻涓⒑瀹氱墿楂斿湪绌洪枔涓殑浣嶇疆鎵€闇€瑕佺殑鏈€灏忕崹绔嬪骇妯�(bi膩o)鏁�(sh霉)銆傜暥(d膩ng)鍍呴渶瑕佷竴鍊嬬崹绔嬪骇妯�(bi膩o)鏅�锛岀ū鐐哄柈鑷敱搴︺€�

銆€銆€16. 闃诲凹 damp

銆€銆€浣挎尟骞呴毃鏅傞枔琛伴枏鐨勫悇绋洜绱�銆�

銆€銆€17. 寮疯揩鎸嫊 forced vibration

銆€銆€鐢卞鐣岄毃鏅傞枔璁婂寲鐨勫共鎿惧姏鎴栨縺鐧�(f膩)鎵€寮曡捣鐨勬尟鍕�銆�

銆€銆€18. 鎸瀷 mode of vibration

銆€銆€绲�(ji茅)妲�(g貌u)鎸夋煇涓€鑷尟鍛ㄦ湡鎸嫊鏅傜殑璁婂舰妯″紡銆�

銆€銆€19. 鍏辨尟 resonance

銆€銆€楂旂郴鎸嫊鏅�锛岀暥(d膩ng)骞叉摼闋荤巼鑸囧浐鏈夐牷鐜囨帴杩戞檪锛屾尟骞呮€ュ妵鍔犲ぇ鐨勭従(xi脿n)璞�銆�

銆€銆€20. 绲�(t菕ng)瑷堝弮鏁�(sh霉) statistical parameter

銆€銆€涓€鑸寚闅ㄦ璁婇噺鐨勬暩(sh霉)瀛楃壒寰�锛屽骞冲潎鍊�銆佹(bi膩o)婧�(zh菙n)宸�銆佸潎鍊肩郴鏁�(sh霉)銆佽畩鐣扮郴鏁�(sh霉)绛�銆�

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