|
涓�冩暟瀛﹀父鐢ㄥ叕寮忓畾鐞�
1銆佹暣鏁�(鍖呮嫭锛氭鏁存暟銆�0銆佽礋鏁存暟)鍜屽垎鏁�(鍖呮嫭锛氭湁闄愬皬鏁板拰鏃犻檺鐜惊灏忔暟)閮芥槸鏈夌悊鏁帮紟濡傦細锛�3锛� 锛�0.231锛�0.737373鈥︼紝 锛� 锛� 鏃犻檺涓嶇幆寰皬鏁板彨鍋氭棤鐞嗘暟锛� 濡傦細蟺锛岋紞 锛�0.1010010001鈥�(涓や釜1涔嬮棿渚濇澶�1涓�0)锛庢湁鐞嗘暟鍜屾棤鐞嗘暟缁熺О涓哄疄鏁帮紟
2銆� 缁濆鍊硷細a鈮�0 涓╝涓紳a锛� a鈮�0 涓╝涓紳锛峚锛庡锛氫辅锛� 涓紳 锛涗辅3.14锛嵪�涓紳蟺锛�3.14锛�
3銆佷竴涓繎浼兼暟锛屼粠宸﹁竟绗竴涓笉鏄�0鐨勬暟瀛楄捣锛屽埌鏈�鏈竴涓暟瀛楁锛屾墍鏈夌殑鏁板瓧锛岄兘鍙仛杩欎釜 杩戜技鏁扮殑鏈夋晥鏁板瓧锛庡锛�0.05972绮剧‘鍒�0.001寰�0.060锛岀粨鏋滄湁涓や釜鏈夋晥鏁板瓧6锛�0锛�
4銆佹妸涓�涓暟鍐欐垚卤a脳10n 鐨勫舰寮�(鍏朵腑1鈮锛�10锛宯鏄暣鏁�)锛岃繖绉嶈鏁版硶鍙仛绉戝璁版暟娉曪紟濡傦細锛�40700锛濓紞4.07脳105锛�0.000043锛� 4.3脳10锛�5锛�
5銆佷箻娉曞叕寮�(鍙嶈繃鏉ュ氨鏄洜寮忓垎瑙ｇ殑鍏紡)锛氣憼(a锛媌)(a锛峛)锛漚2锛峛2锛庘憽(a卤b)2锛漚2卤2ab锛媌2锛庘憿 (a锛媌)(a2锛峚b锛媌2)锛漚3锛媌3锛庘懀(a锛峛)(a2锛媋b锛媌2)锛漚3锛峛3锛沘2锛媌2锛�(a锛媌)2锛�2ab锛�(a锛峛)2锛�(a锛媌)2锛�4ab锛�
6銆佸箓鐨勮繍绠楁�ц川锛氣憼 am脳an锛漚m锛媙锛庘憽am梅an锛漚m锛峮锛庘憿(am)n锛漚mn锛庘懀(ab)n锛漚nbn锛庘懁( )n锛� n 锛�
鈶锛峮锛濓紝鐗瑰埆锛�( )锛峮锛�( )n锛� 鈶� a0锛�1(a鈮�0)锛庡锛歛3脳a2锛漚5锛宎6梅a2锛漚4锛�(a3)2锛漚6锛�(3a3 )3锛�27a9锛�(锛�3)锛�1锛濓紞 锛�5锛�2锛� 锛� 锛� ( )锛�2锛�( )2锛� 锛�(锛�3.14)o锛�1锛� ( 锛� )0锛�1锛�
7銆佷簩娆℃牴寮忥細鈶� ( )2锛漚 (a鈮�0)锛屸憽 锛濅辅a涓紝鈶� 锛� 脳 锛屸懀 锛� (a锛�0锛宐鈮�0) 锛庡锛氣憼 (3 )2锛�45锛庘憽 锛�6锛庘憿a锛�0鏃讹紝 锛濓紞a 锛庘懀 鐨勫钩鏂规牴锛�4鐨勫钩鏂规牴锛澛�2锛庯紙骞虫柟鏍广�佺珛鏂规牴銆佺畻鏈钩鏂规牴鐨勬蹇碉級
8銆佷竴鍏冧簩娆℃柟绋嬶細瀵逛簬鏂圭▼锛歛x2锛媌x锛媍锛�0锛�
鈶犳眰鏍瑰叕寮忔槸x锛� 锛屽叾涓� 鈻筹紳b2锛�4ac鍙仛鏍� 鐨勫垽鍒紡锛�
褰撯柍锛�0鏃讹紝鏂圭▼鏈変袱涓笉鐩哥瓑鐨勫疄鏁版牴锛�
褰撯柍锛�0鏃讹紝鏂圭▼鏈変袱涓浉绛夌殑瀹炴暟鏍癸紱
褰� 鈻筹紲0鏃讹紝鏂圭▼娌℃湁瀹炴暟鏍癸紟娉ㄦ剰锛氬綋鈻斥墺0鏃讹紝鏂圭▼鏈夊疄鏁版牴锛�
鈶¤嫢鏂圭▼鏈変袱涓疄鏁版牴x1鍜寈2锛屽苟涓斾簩娆′笁椤瑰紡ax2锛媌x锛媍鍙垎瑙ｄ负a(x锛峹1)(x锛峹2)锛�
鈶互a鍜宐涓烘牴鐨勪竴 鍏冧簩娆℃柟绋嬫槸 x2锛�(a锛媌)x锛媋b锛�0锛�
9銆佷竴娆″嚱鏁皔锛漦x锛媌(k鈮�0)鐨勫浘璞℃槸涓�鏉＄洿绾�(b鏄洿绾夸笌y杞寸殑浜ょ偣鐨勭旱鍧愭爣鍗充竴娆″嚱鏁板湪y杞翠笂鐨勬埅璺�)锛庡綋k锛�0鏃讹紝y 闅弜鐨勫澶ц�屽澶�(鐩寸嚎浠庡乏鍚戝彸涓婂崌)锛涘綋k锛�0鏃讹紝y闅弜鐨勫澶ц�屽噺灏�(鐩寸嚎浠庡乏鍚戝彸涓嬮檷)锛庣壒鍒細褰揵锛�0鏃讹紝y锛漦x (k鈮�0)鍙堝彨鍋氭姣斾緥鍑芥暟(y涓巟鎴愭姣斾緥)锛屽浘璞″繀杩囧師鐐癸紟
10銆佸弽姣斾緥鍑芥暟y锛� (k鈮�0)鐨勫浘璞″彨鍋氬弻鏇茬嚎锛庡綋k锛�0鏃讹紝鍙屾洸绾垮湪涓�銆佷笁璞￠檺(鍦ㄦ瘡涓�璞￠檺鍐咃紝浠庡乏鍚戝彸闄�)锛涘綋k锛�0鏃讹紝鍙屾洸绾垮湪浜屻�佸洓璞￠檺(鍦ㄦ瘡涓�璞￠檺鍐咃紝浠庡乏鍚戝彸涓婂崌)锛庡洜姝わ紝瀹冪殑澧炲噺鎬т笌涓�娆″嚱鏁扮浉鍙嶏紟
11銆佺粺璁″垵姝ワ細锛�1锛夋蹇碉細鈶犳墍瑕佽�冨療鐨勫璞＄殑鍏ㄤ綋鍙仛鎬讳綋锛屽叾涓瘡涓�涓�冨療瀵硅薄鍙仛涓綋锛庝粠鎬讳綋涓娊鍙栫殑涓�閮ㄤ唤涓綋鍙仛鎬讳綋鐨勪竴涓牱鏈紝鏍锋湰涓釜浣撶殑鏁扮洰鍙仛鏍锋湰瀹归噺锛庘憽鍦ㄤ竴缁勬暟鎹腑锛屽嚭鐜版鏁版渶澶氱殑鏁�(鏈夋椂涓嶆涓�涓�)锛屽彨鍋氳繖缁勬暟鎹殑浼楁暟锛庘憿灏嗕竴缁勬暟鎹寜澶у皬椤哄簭鎺掑垪锛屾妸澶勫湪鏈�涓棿鐨勪竴涓暟(鎴栦袱涓暟鐨勫钩鍧囨暟)鍙仛杩欑粍鏁版嵁鐨勪腑浣嶆暟锛�
锛�2锛夊叕寮忥細璁炬湁n涓暟 x1锛寈2锛屸�︼紝xn 锛岄偅涔堬細
鈶犲钩鍧囨暟涓猴細锛�
鈶℃瀬宸細
鐢ㄤ竴缁勬暟鎹殑鏈�澶у�煎噺鍘绘渶灏忓�兼墍寰楃殑宸潵鍙嶆槧杩欑粍鏁版嵁鐨勫彉鍖栬寖鍥达紝鐢ㄨ繖绉嶆柟娉曞緱鍒扮殑宸О涓烘瀬宸紝鍗筹細鏋佸樊=鏈�澶у��-鏈�灏忓�硷紱
鈶㈡柟宸細
鏁版嵁銆佲�︹��, 鐨勬柟宸负锛屽垯=
鏍囧噯宸細鏂瑰樊鐨勭畻鏈钩鏂规牴.
鏁版嵁銆佲�︹��, 鐨勬爣鍑嗗樊锛屽垯=
涓�缁勬暟鎹殑鏂瑰樊瓒婂ぇ锛岃繖缁勬暟鎹殑娉㈠姩瓒婂ぇ锛岃秺涓嶇ǔ瀹氥��
12銆侀鐜囦笌姒傜巼锛�
锛�1锛夐鐜�=锛屽悇灏忕粍鐨勯鏁颁箣鍜岀瓑浜庢�绘暟锛屽悇灏忕粍鐨勯鐜囦箣鍜岀瓑浜�1锛岄鐜囧垎甯冪洿鏂瑰浘涓悇涓皬闀挎柟褰㈢殑闈㈢Н涓哄悇缁勯鐜囥��
锛�2锛夋鐜�
鈶犲鏋滅敤P琛ㄧず涓�涓簨浠禔鍙戠敓鐨勬鐜囷紝鍒�0鈮锛圓锛夆墹1锛�
P锛堝繀鐒朵簨浠讹級=1锛汸锛堜笉鍙兘浜嬩欢锛�=0锛�
鈶″湪鍏蜂綋鎯呭涓簡瑙ｆ鐜囩殑鎰忎箟锛岃繍鐢ㄥ垪涓炬硶锛堝寘鎷垪琛ㄣ�佺敾鏍戠姸鍥撅級璁＄畻绠�鍗曚簨浠跺彂鐢熺殑姒傜巼銆�
鈶㈠ぇ閲忕殑閲嶅瀹為獙鏃堕鐜囧彲瑙嗕负浜嬩欢鍙戠敓姒傜巼鐨勪及璁″�硷紱
13銆侀攼瑙掍笁瑙掑嚱鏁帮細
鈶犺鈭燗鏄疪t鈻矨BC鐨勪换涓�閿愯锛屽垯鈭燗鐨勬寮︼細sinA锛� 锛屸垹A鐨勪綑寮︼細cosA锛� 锛屸垹A鐨勬鍒囷細tanA锛� 锛庡苟涓攕in2A锛媍os2A锛�1锛�
0锛渟inA锛�1锛� 0锛渃osA锛�1锛� tanA锛�0锛庘垹A瓒婂ぇ锛屸垹A鐨勬寮﹀拰姝ｅ垏鍊艰秺澶э紝浣欏鸡鍊煎弽鑰岃秺灏忥紟
鈶′綑瑙掑叕寮忥細sin(90o锛岮)锛漜osA锛� cos(90o锛岮)锛漵inA锛�
鈶㈢壒娈婅鐨勪笁瑙掑嚱鏁板�硷細sin30o锛漜os60o锛� 锛宻in45o锛漜os45o锛� 锛宻in60o锛漜os30o锛� 锛� tan30o锛濓紝tan45o锛�1锛宼an60o 锛濓紟
鈶ｆ枩鍧＄殑鍧″害锛� i锛� 锛� 锛庤鍧¤涓何憋紝鍒檌锛漷an伪锛� 锛�
14銆佸钩闈㈢洿瑙掑潗鏍囩郴涓殑鏈夊叧鐭ヨ瘑锛�
锛�1锛夊绉版�э細鑻ョ洿瑙掑潗鏍囩郴鍐呬竴鐐筆锛坅锛宐锛夛紝鍒橮鍏充簬x杞村绉扮殑鐐逛负P1锛坅锛岋紞b锛夛紝P鍏充簬y杞村绉扮殑鐐逛负P2锛堬紞a锛宐锛夛紝鍏充簬鍘熺偣瀵圭О鐨勭偣涓篜3锛堬紞a锛岋紞b锛�.
锛�2锛夊潗鏍囧钩绉伙細鑻ョ洿瑙掑潗鏍囩郴鍐呬竴鐐筆锛坅锛宐锛夊悜宸﹀钩绉籬涓崟浣嶏紝鍧愭爣鍙樹负P锛坅锛峢锛宐锛夛紝鍚戝彸骞崇Щh涓崟浣嶏紝鍧愭爣鍙樹负P锛坅锛媓锛宐锛夛紱鍚戜笂骞崇Щh涓崟浣嶏紝鍧愭爣鍙樹负P锛坅锛宐锛媓锛夛紝鍚戜笅骞崇Щh涓崟浣嶏紝鍧愭爣鍙樹负P锛坅锛宐锛峢锛�.濡傦細鐐笰锛�2锛岋紞1锛夊悜涓婂钩绉�2涓崟浣嶏紝鍐嶅悜鍙冲钩绉�5涓崟浣嶏紝鍒欏潗鏍囧彉涓篈锛�7锛�1锛�.
15銆佷簩娆″嚱鏁扮殑鏈夊叧鐭ヨ瘑锛�
1.瀹氫箟锛氫竴鑸湴锛屽鏋滄槸甯告暟锛岋紝閭ｄ箞鍙仛鐨勪簩娆″嚱鏁�.
2.鎶涚墿绾跨殑涓夎绱狅細寮�鍙ｆ柟鍚戙�佸绉拌酱銆侀《鐐�.
鈶犵殑绗﹀彿鍐冲畾鎶涚墿绾跨殑寮�鍙ｆ柟鍚戯細褰撴椂锛屽紑鍙ｅ悜涓婏紱褰撴椂锛屽紑鍙ｅ悜涓嬶紱
鐩哥瓑锛屾姏鐗╃嚎鐨勫紑鍙ｅぇ灏忋�佸舰鐘剁浉鍚�.
鈶″钩琛屼簬杞达紙鎴栭噸鍚堬級鐨勭洿绾胯浣�.鐗瑰埆鍦帮紝杞磋浣滅洿绾�.
鍑犵鐗规畩鐨勪簩娆″嚱鏁扮殑鍥惧儚鐗瑰緛濡備笅锛�
鍑芥暟瑙ｆ瀽寮� 寮�鍙ｆ柟鍚� 瀵圭О杞� 椤剁偣鍧愭爣
褰撴椂
寮�鍙ｅ悜涓�
褰撴椂
寮�鍙ｅ悜涓� 锛堣酱锛� 锛�0,0锛�
锛堣酱锛� (0, )
(,0)
(,)
()
4.姹傛姏鐗╃嚎鐨勯《鐐广�佸绉拌酱鐨勬柟娉�
锛�1锛夊叕寮忔硶锛氾紝鈭撮《鐐规槸锛屽绉拌酱鏄洿绾�.
锛�2锛夐厤鏂规硶锛氳繍鐢ㄩ厤鏂圭殑鏂规硶锛屽皢鎶涚墿绾跨殑瑙ｆ瀽寮忓寲涓虹殑褰㈠紡锛屽緱鍒伴《鐐逛负(,)锛屽绉拌酱鏄洿绾�.
锛�3锛夎繍鐢ㄦ姏鐗╃嚎鐨勫绉版�э細鐢变簬鎶涚墿绾挎槸浠ュ绉拌酱涓鸿酱鐨勮酱瀵圭О鍥惧舰锛屽绉拌酱涓庢姏鐗╃嚎鐨勪氦鐐规槸椤剁偣銆�
鑻ュ凡鐭ユ姏鐗╃嚎涓婁袱鐐癸紙鍙妝鍊肩浉鍚岋級锛屽垯瀵圭О杞存柟绋嬪彲浠ヨ〃绀轰负锛�
9.鎶涚墿绾夸腑锛岀殑浣滅敤
锛�1锛夊喅瀹氬紑鍙ｆ柟鍚戝強寮�鍙ｅぇ灏忥紝杩欎笌涓殑瀹屽叏涓�鏍�.
锛�2锛夊拰鍏卞悓鍐冲畾鎶涚墿绾垮绉拌酱鐨勪綅缃�.鐢变簬鎶涚墿绾跨殑瀵圭О杞存槸鐩寸嚎
锛屾晠锛氣憼鏃讹紝瀵圭О杞翠负杞达紱鈶★紙鍗炽�佸悓鍙凤級鏃讹紝瀵圭О杞村湪杞村乏渚э紱鈶紙鍗炽�佸紓鍙凤級鏃讹紝瀵圭О杞村湪杞村彸渚�.
锛�3锛夌殑澶у皬鍐冲畾鎶涚墿绾夸笌杞翠氦鐐圭殑浣嶇疆.
褰撴椂锛岋紝鈭存姏鐗╃嚎涓庤酱鏈変笖鍙湁涓�涓氦鐐癸紙0锛岋級锛�
鈶狅紝鎶涚墿绾跨粡杩囧師鐐�; 鈶�,涓庤酱浜や簬姝ｅ崐杞达紱鈶�,涓庤酱浜や簬璐熷崐杞�.
浠ヤ笂涓夌偣涓紝褰撶粨璁哄拰鏉′欢浜掓崲鏃讹紝浠嶆垚绔�.濡傛姏鐗╃嚎鐨勫绉拌酱鍦ㄨ酱鍙充晶锛屽垯 .
11.鐢ㄥ緟瀹氱郴鏁版硶姹備簩娆″嚱鏁扮殑瑙ｆ瀽寮�
锛�1锛変竴鑸紡锛�.宸茬煡鍥惧儚涓婁笁鐐规垨涓夊銆佺殑鍊硷紝閫氬父閫夋嫨涓�鑸紡.
锛�2锛夐《鐐瑰紡锛�.宸茬煡鍥惧儚鐨勯《鐐规垨瀵圭О杞达紝閫氬父閫夋嫨椤剁偣寮�.
锛�3锛変氦鐐瑰紡锛氬凡鐭ュ浘鍍忎笌杞寸殑浜ょ偣鍧愭爣銆侊紝閫氬父閫夌敤浜ょ偣寮忥細.
12.鐩寸嚎涓庢姏鐗╃嚎鐨勪氦鐐�
锛�1锛夎酱涓庢姏鐗╃嚎寰椾氦鐐逛负(0, ).
锛�2锛夋姏鐗╃嚎涓庤酱鐨勪氦鐐�
浜屾鍑芥暟鐨勫浘鍍忎笌杞寸殑涓や釜浜ょ偣鐨勬í鍧愭爣銆侊紝鏄搴斾竴鍏冧簩娆℃柟绋�
鐨勪袱涓疄鏁版牴.鎶涚墿绾夸笌杞寸殑浜ょ偣鎯呭喌鍙互鐢卞搴旂殑涓�鍏冧簩娆℃柟绋嬬殑鏍圭殑鍒ゅ埆寮忓垽瀹氾細
鈶犳湁涓や釜浜ょ偣()鎶涚墿绾夸笌杞寸浉浜わ紱
鈶℃湁涓�涓氦鐐癸紙椤剁偣鍦ㄨ酱涓婏級()鎶涚墿绾夸笌杞寸浉鍒囷紱
鈶㈡病鏈変氦鐐�()鎶涚墿绾夸笌杞寸浉绂�.
锛�3锛夊钩琛屼簬杞寸殑鐩寸嚎涓庢姏鐗╃嚎鐨勪氦鐐�
鍚岋紙2锛変竴鏍峰彲鑳芥湁0涓氦鐐广��1涓氦鐐广��2涓氦鐐�.褰撴湁2涓氦鐐规椂锛屼袱浜ょ偣鐨勭旱鍧愭爣鐩哥瓑锛岃绾靛潗
鏍囦负锛屽垯妯潗鏍囨槸鐨勪袱涓疄鏁版牴.
锛�4锛変竴娆″嚱鏁扮殑鍥惧儚涓庝簩娆″嚱鏁扮殑鍥惧儚鐨勪氦鐐癸紝鐢辨柟绋嬬粍 鐨勮В鐨勬暟鐩潵纭畾锛氣憼鏂圭▼缁勬湁涓ょ粍涓嶅悓鐨勮В鏃朵笌鏈変袱涓氦鐐�; 鈶℃柟
绋嬬粍鍙湁涓�缁勮В鏃朵笌鍙湁涓�涓氦鐐癸紱鈶㈡柟绋嬬粍鏃犺В鏃朵笌娌℃湁浜ょ偣.
锛�5锛夋姏鐗╃嚎涓庤酱涓や氦鐐逛箣闂寸殑璺濈锛氳嫢鎶涚墿绾夸笌杞翠袱浜ょ偣涓猴紝鍒�
1銆佸杈瑰舰鍐呰鍜屽叕寮忥細n杈瑰舰鐨勫唴瑙掑拰绛変簬(n锛�2)180o锛坣鈮�3锛宯鏄鏁存暟锛夛紝澶栬鍜岀瓑浜�360o
2銆佸钩琛岀嚎鍒嗙嚎娈垫垚姣斾緥瀹氱悊锛�
锛�1锛夊钩琛岀嚎鍒嗙嚎娈垫垚姣斾緥瀹氱悊锛氫笁鏉″钩琛岀嚎鎴袱鏉＄洿绾匡紝鎵�寰楃殑瀵瑰簲绾挎鎴愭瘮渚嬨��
濡傚浘锛歛鈭鈭锛岀洿绾縧1涓巐2鍒嗗埆涓庣洿绾縜銆乥銆乧鐩镐氦涓庣偣A銆丅銆丆
D銆丒銆丗锛屽垯鏈�
锛�2锛夋帹璁猴細骞宠浜庝笁瑙掑舰涓�杈圭殑鐩寸嚎鎴叾浠栦袱杈癸紙鎴栦袱杈圭殑寤堕暱绾匡級锛屾墍寰楃殑瀵瑰簲绾挎鎴愭瘮渚嬨��
濡傚浘锛氣柍ABC涓紝DE鈭C锛孌E涓嶢B銆丄C鐩镐氦涓庣偣D銆丒锛屽垯鏈夛細
锛�3銆佺洿瑙掍笁瑙掑舰涓殑灏勫奖瀹氱悊锛氬鍥撅細Rt鈻矨BC涓紝鈭燗CB锛�90o锛孋D鈯B浜嶥锛屽垯鏈夛細
锛�1锛夛紙2锛夛紙3锛�
4銆佸渾鐨勬湁鍏虫�ц川锛�
锛�1锛夊瀭寰勫畾鐞嗭細濡傛灉涓�鏉＄洿绾垮叿澶囦互涓嬩簲涓�ц川涓殑 浠绘剰涓や釜鎬ц川锛氣憼缁忚繃鍦嗗績锛涒憽鍨傜洿寮︼紱鈶㈠钩鍒嗗鸡锛涒懀骞冲垎寮︽墍瀵圭殑鍔ｅ姬锛� 鈶ゅ钩鍒嗗鸡鎵�瀵圭殑浼樺姬锛岄偅涔堣繖鏉＄洿绾垮氨鍏锋湁鍙﹀涓変釜鎬ц川锛庢敞锛氬叿澶団憼锛屸憿鏃讹紝寮︿笉鑳芥槸鐩村緞锛庯紙2锛変袱鏉″钩琛屽鸡鎵�澶圭殑寮х浉绛夛紟锛�3锛夊渾蹇冭鐨勫害 鏁扮瓑浜庡畠鎵�瀵圭殑寮х殑搴︽暟锛庯紙4锛変竴鏉″姬鎵�瀵圭殑鍦嗗懆瑙掔瓑浜庡畠鎵�瀵圭殑鍦嗗績瑙掔殑涓�鍗婏紟锛�5锛夊渾鍛� 瑙掔瓑浜庡畠鎵�瀵圭殑寮х殑搴︽暟鐨勪竴鍗婏紟锛�6锛夊悓寮ф垨绛� 寮ф墍瀵圭殑鍦嗗懆瑙掔浉绛夛紟锛�7锛夊湪鍚屽渾鎴栫瓑鍦嗕腑锛岀浉绛夌殑鍦嗗懆瑙掓墍瀵圭殑寮х浉绛夛紟锛�8锛�90o鐨勫渾鍛ㄨ 鎵�瀵圭殑寮︽槸鐩村緞锛屽弽涔嬶紝鐩村緞鎵�瀵圭殑鍦嗗懆瑙掓槸90o锛岀洿寰勬槸鏈�闀跨殑寮︼紟锛�9锛夊渾鍐呮帴鍥涜竟褰㈢殑瀵硅浜掕ˉ锛�
5銆佷笁瑙掑舰鐨勫唴蹇冧笌澶栧績锛氫笁瑙掑舰鐨勫唴鍒囧渾鐨勫渾蹇冨彨鍋氫笁瑙掑舰鐨勫唴蹇冿紟涓夎褰㈢殑鍐呭績灏辨槸涓夊唴瑙掕骞冲垎绾跨殑浜ょ偣锛庝笁 瑙掑舰鐨勫鎺ュ渾鐨勫渾蹇冨彨鍋氫笁瑙掑舰鐨勫蹇冿紟涓夎褰㈢殑澶栧績灏辨槸涓夎竟涓瀭绾跨殑浜ょ偣锛�
甯歌缁撹锛氾紙1锛塕t鈻矨BC鐨勪笁鏉¤竟鍒嗗埆涓猴細a銆乥銆乧锛坈涓烘枩杈癸級锛屽垯瀹冪殑鍐呭垏鍦嗙殑鍗婂緞 锛�
锛�2锛夆柍ABC鐨勫懆闀夸负锛岄潰绉负S锛屽叾鍐呭垏鍦嗙殑鍗婂緞涓簉锛屽垯
锛�6銆佸鸡鍒囪瀹氱悊鍙婂叾鎺ㄨ锛�
锛�1锛夊鸡鍒囪锛氶《鐐瑰湪鍦嗕笂锛屽苟涓斾竴杈瑰拰鍦嗙浉浜わ紝鍙︿竴杈瑰拰鍦嗙浉鍒囩殑瑙掑彨鍋氬鸡鍒囪銆傚鍥撅細鈭燩AC涓哄鸡鍒囪銆�
锛�2锛夊鸡鍒囪瀹氱悊锛氬鸡鍒囪搴︽暟绛変簬瀹冩墍澶圭殑寮х殑搴︽暟鐨勪竴鍗娿��
濡傛灉AC鏄姍O鐨勫鸡锛孭A鏄姍O鐨勫垏绾匡紝A涓哄垏鐐癸紝鍒�
鎺ㄨ锛氬鸡鍒囪绛変簬鎵�澶瑰姬鎵�瀵圭殑鍦嗗懆瑙掞紙浣滅敤璇佹槑瑙掔浉绛夛級
濡傛灉AC鏄姍O鐨勫鸡锛孭A鏄姍O鐨勫垏绾匡紝A涓哄垏鐐癸紝鍒�
锛�7銆佺浉浜ゅ鸡瀹氱悊銆佸壊绾垮畾鐞嗐�佸垏鍓茬嚎瀹氱悊锛�
鐩镐氦寮﹀畾鐞嗭細鍦嗗唴鐨勪袱鏉″鸡鐩镐氦锛岃浜ょ偣鍒嗘垚鐨勪袱鏉＄嚎娈甸暱鐨勭Н鐩哥瓑銆� 濡傚浘鈶狅紝鍗筹細PA路PB = PC路PD
鍓茬嚎瀹氱悊 锛氫粠鍦嗗涓�鐐瑰紩鍦嗙殑涓ゆ潯鍓茬嚎锛岃繖鐐瑰埌姣忔潯鍓茬嚎涓庡渾浜ょ偣鐨勪袱鏉＄嚎娈甸暱鐨勭Н鐩哥瓑銆�
濡傚浘鈶★紝鍗筹細PA路PB = PC路PD
鍒囧壊绾垮畾鐞嗭細浠庡渾澶栦竴鐐瑰紩鍦嗙殑鍒囩嚎鍜屽壊绾匡紝鍒囩嚎闀挎槸杩欑偣鍒板壊绾夸笌鍦嗕氦鐐圭殑涓ゆ潯绾挎闀跨殑姣斾緥涓」銆傚鍥锯憿锛屽嵆锛歅C2 = PA路PB
鈶� 鈶� 鈶�
8銆侀潰绉叕寮忥細
鈶燬姝ｂ柍锛� 脳(杈归暱)2锛�
鈶骞宠鍥涜竟褰紳搴暶楅珮锛�
鈶鑿卞舰锛濆簳脳楂橈紳 脳(瀵硅绾跨殑绉�)锛�
鈶鍦嗭紳蟺R2锛�
鈶鍦嗗懆闀匡紳2蟺R锛�
鈶ュ姬闀縇锛� 锛�
鈶�
鈶鍦嗘煴渚э紳搴曢潰鍛ㄩ暱脳楂橈紳2蟺rh锛孲鍏ㄩ潰绉紳S渚э紜S搴曪紳2蟺rh锛�2蟺r2
鈶⊿鍦嗛敟渚э紳 脳搴曢潰鍛ㄩ暱脳姣嶇嚎锛澫�rb锛� S鍏ㄩ潰绉紳S渚э紜S搴曪紳蟺rb锛嬒�r2
|
