5.4 鏂滄埅闈㈠彈鍓壙杓夊姏瑷�(j矛)绠楀叕寮�

5.4.1 褰遍熆鏂滄埅闈㈠彈鍓壙杓夊姏鐨勪富瑕佸洜绱�

1.鍓法姣�

鈶� 1 3

鍓法姣� 鈹斺攢鈹€鈹尖攢鈹€鈹€鈹€鈹€鈹€鈹€鈹€鈹尖攢鈹€鈹€→ λ

鎵胯級鍔� 鏂滃 > 鍓 > 鏂滄媺

鐣�(d膩ng)λ> 3 鏅�(sh铆)锛屽壀璺ㄦ瘮鐨勫奖闊垮皣涓嶆槑椤�銆�

2.娣峰嚌鍦熷挤(qi谩ng)搴�

鏂滄埅闈㈢牬澹炴槸鍥犳贩鍑濆湡鍒伴仈(d谩)妤甸檺寮�(qi谩ng)搴﹁€岀櫦(f膩)鐢熺殑锛屾晠娣峰嚌鍦熺殑寮�(qi谩ng)搴﹀皪(du矛)姊佺殑鍙楀壀鎵胯級鍔涘奖闊垮緢澶�銆�

鏂滃鐮村 —→ 鍙栨焙浜庢贩鍑濆湡鐨勬姉澹撳挤(qi谩ng)搴�;

鏂滄媺鐮村 —→ 鍙栨焙浜庢贩鍑濆湡鐨勬姉鎷夊挤(qi谩ng)搴�;

鍓鐮村 —→ 娣峰嚌鍦熷挤(qi谩ng)搴︾殑褰遍熆鍓囧眳浜庝笂杩板叐鑰呬箣闁�銆�

3.绠嶇瓔閰嶇畭鐜�

(1) 閰嶇畭鐜囧弽鏄犱簡姊佷腑绠嶇瓔鐨勬暩(sh霉)閲忥紝浠ヤ笅寮忚〃绀猴細

ρsv = Asv /bs = n·Asv1 / bs (5-7)

寮忎腑 Asv — 閰嶇疆鍦ㄥ悓涓€鎴潰鍏�(n猫i)绠嶇瓔鍚勮偄鐨勫叏閮ㄦ埅闈㈤潰绌�锛孉sv = nAsv1

n — 鍚屼竴鎴潰鍏�(n猫i)绠嶇瓔鐨勮偄鏁�(sh霉)銆傗憼 b 寰堝皬锛屽彇 n = 1;鈶� b ≤400mm涓斾竴鎺掑収(n猫i)绺卞悜鍙楀閶肩瓔澶氫簬4鏍�锛屼互鍙� b>400mm 鐨勬锛屽彇 n = 4;

鈶� 涓€鑸儏娉佷笅锛屽彇 n = 2銆�

Asv1 — 鍠偄绠嶇瓔鐨勬埅闈㈤潰绌�;

s — 娌挎闀�(zh菐ng)搴︽柟鍚戠畭绛嬬殑闁撹窛;

b — 姊佺殑瀵害

(2) 閰嶇畭鐜囧皪(du矛)姊佸彈鍓壙杓夊姏鐨勫奖闊�

鍦ㄥ湒5-15涓┇鍧愭(bi膩o)鐐洪厤绠嶇巼ρsv鑸囩畭绛嬪挤(qi谩ng)搴(w脿n)yv鐨勪箻绌�锛岀副鍧愭(bi膩o)Vu/bh0绋辩偤鍚嶇京鍓噳(y墨ng)鍔�锛屽嵆浣滅敤鍦ㄥ瀭鐩存埅闈㈡湁鏁堥潰绌峛h0涓婄殑骞冲潎鍓噳(y墨ng)鍔�銆傜敱鍦栧彲瑕�(ji脿n)锛屾鐨勬枩鎴潰鍙楀壀鎵胯級鍔涢毃閰嶇畭鐜囧澶ц€屾彁楂橈紝鍏╄€呭憟绶氭€ч棞(gu膩n)绯�銆�

4.绺辩瓔閰嶇瓔鐜�

绺辩瓔鐨勫彈鍓敘(ch菐n)鐢熶簡閵锋爴鍔�锛岄檺鍒舵枩瑁傜斧鐨勪几灞�锛屽緸鑰屾摯(ku貌)澶т簡鍓鍗€(q奴)鐨勯珮搴�銆傛墍浠�锛岀副绛嬬殑閰嶇瓔鐜囪秺澶�锛屾鐨勫彈鍓壙杓夊姏涔熷氨鎻愰珮銆�

5.鏂滄埅闈笂鐨勯鏂欏挰鍚堝姏

鏂滆绺檿鐨勯鏂欏挰鍚堝姏灏�(du矛)鐒�(w煤)鑵圭瓔姊佺殑鏂滄埅闈㈠彈鍓壙杓夊姏褰遍熆杓冨ぇ銆�

6.鎴潰灏哄鍜屽舰鐙€

(1) 鎴潰灏哄鐨勫奖闊�

鎴潰灏哄灏�(du矛)鐒�(w煤)鑵圭瓔姊佺殑鍙楀壀鎵胯級鍔涙湁杓冨ぇ鐨勫奖闊�锛屾湁瑭﹂(y脿n)琛ㄦ槑锛屽湪鍏朵粬鍙冩暩(sh霉)(娣峰嚌鍦熷挤(qi谩ng)搴�銆佺副绛嬮厤绛嬬巼銆佸壀璺ㄦ瘮)淇濇寔涓嶈畩鏅�(sh铆)锛屾楂樻摯(ku貌)澶�4鍊嶏紝鍙楀壀鎵胯級鍔涘彲涓嬮檷25%-30%銆�

灏�(du矛)浜庢湁鑵圭瓔姊侊紝鎴潰灏哄鐨勫奖闊垮皣娓涘皬銆�

(2) 鎴潰褰㈢媭鐨勫奖闊�

涓昏鏄寚T褰㈡缈肩罚澶у皬灏�(du矛)鍙楀壀鎵胯級鍔涙湁褰遍熆銆傞仼鐣�(d膩ng)澧炲姞缈肩罚瀵害锛屽彲鎻愰珮鍙楀壀鎵胯級鍔�25%锛屼絾缈肩罚閬�(gu貌)澶�锛屽澶т綔鐢ㄥ氨瓒ㄤ簬骞崇珐銆傚彟澶�锛屾瀵鍘氫篃鍙彁楂樺彈鍓壙杓夊姏銆�

5.4.2 鏂滄埅闈㈠彈鍓壙杓夊姏瑷�(j矛)绠楀叕寮�

1.鍩烘湰鍋囪ō(sh猫)

鎴戝湅(gu贸)鑸囦笘鐣屽鏁�(sh霉)鍦�(gu贸)瀹剁洰鍓嶆墍閲囩敤鐨勬柟娉曟槸渚濋潬瑭﹂(y脿n)鐮旂┒锛屽垎鏋愭鍙楀壀鐨勪竴浜涗富瑕佸奖闊垮洜绱狅紝寰炶€屽缓绔嬭捣鍗婄悊璜栧崐缍�(j墨ng)椹�(y脿n)鐨勫(sh铆)鐢ㄨ▓(j矛)绠楀叕寮�銆�

灏�(du矛)浜庢鐨勪笁绋枩鎴潰鍙楀壀鐮村褰㈡厠(t脿i)锛屽湪宸ョ▼瑷�(sh猫)瑷�(j矛)鏅�(sh铆)閮芥噳(y墨ng)瑷�(sh猫)娉曢伩鍏�锛屼絾閲囩敤鐨勬柟寮忔湁鎵€涓嶅悓銆傗憼鏂滃鐮村 —→ 閫氬父鐢ㄩ檺鍒舵埅闈㈠昂瀵哥殑姊濅欢渚�(l谩i)闃叉;鈶℃枩鎷夌牬澹� —→ 鍓囩敤婊胯冻鏈€灏忛厤绠嶇巼姊濅欢鍙婃(g貌u)閫犺姹備締(l谩i)闃叉;鈶㈠壀澹撶牬澹� —→ 鍥犲叾鎵胯級鍔涜畩鍖栧箙搴﹁純澶�锛屽繀闋堥€氶亷(gu貌)瑷�(j矛)绠�锛屼娇妲�(g貌u)浠舵豢瓒充竴瀹氱殑鏂滄埅闈㈠彈鍓壙杓夊姏锛屽緸鑰岄槻姝㈠壀澹撶牬澹�銆�

鎴戝湅(gu贸)娣峰嚌鍦熺祼(ji茅)妲�(g貌u)瑷�(sh猫)瑷�(j矛)瑕�(gu墨)鑼冧腑鎵€瑕�(gu墨)瀹氱殑瑷�(j矛)绠楀叕寮忥紝灏辨槸鏍规摎(j霉)鍓鐮村褰㈡厠(t脿i)鑰屽缓绔嬬殑銆傛墍閲囩敤鐨勬槸鐞嗚珫鑸囪│椹�(y脿n)鐩哥祼(ji茅)鍚堢殑鏂规硶锛屽叾涓富瑕佽€冩叜鍔涚殑骞宠　姊濅欢Σy=0锛屽悓鏅�(sh铆)寮曚汉涓€浜涜│椹�(y脿n)鍙冩暩(sh霉)銆傚叾鍩烘湰鍋囪ō(sh猫)濡備笅锛�

(1) 鍙楀壀鎵胯級鍔涚殑绲勬垚

Vu = VC + VS + VSb (5-8)

寮忎腑 Vu —— 姊佹枩鎴潰鐮村鏅�(sh铆)鎵€鎵垮彈鐨勭附鍓姏;

VC —— 娣峰嚌鍦熷壀澹撳崁(q奴)鎵€鎵垮彈鐨勫壀鍔�;

VS —— 鑸囨枩鎴潰鐩镐氦鐨勭畭绛嬫墍鎵垮彈鐨勫壀鍔�;

VSb —— 鑸囨枩鎴潰鐩镐氦鐨勫綆璧烽嫾绛嬫墍鎵垮彈鐨勫壀鍔�銆�

濡備护VCS鐐虹畭绛嬪拰娣峰嚌鍦熷叡鍚屾壙鍙楃殑鍓姏锛�

鍗� VCS = VC + VS (5-9)

鍓� Vu = VCS + VSb (5-10)

(2) 姊佸壀澹撶牬澹炴檪(sh铆)锛岃垏鏂滄埅闈㈢浉浜ょ殑绠嶇瓔鍜屽綆璧烽嫾绛嬬殑鎷夋噳(y墨ng)鍔涢兘閬�(d谩)鍒板叾灞堟湇寮�(qi谩ng)搴�(fyv , fy);

(3) 涓嶈€冩叜鏂滆绺檿鐨勯鏂欏挰鍚堝姏鍜岀副绛嬬殑閵锋爴鍔�銆�

楠ㄦ枡鍜悎鍔涘拰绺辩瓔鐨勯姺鏍撳姏闆栫劧鍦ㄧ劇(w煤)鑵圭瓔姊佷腑鐨勪綔鐢ㄩ’钁楋紝浣嗗湪鏈夎吂绛嬫涓殑鎶楀壀浣滅敤澶ч儴鍒嗚绠嶇瓔浠ｆ浛锛屾晠涓嶈€冩叜;

(4) 涓嶈€冩叜鎴潰灏哄鐨勫奖闊�銆�

鎴潰灏哄鐨勫奖闊夸富瑕佸皪(du矛)鐒�(w煤)鑵圭瓔鐨勫彈褰庢(g貌u)浠�锛屾晠鍍呭湪涓嶉厤绠嶇瓔鍜屽綆璧烽嫾绛嬬殑鍘氭澘瑷�(j矛)绠楁檪(sh铆)鎵嶄簣浠ヨ€冩叜;

(5) 鍓法姣�λ鐨勫奖闊垮儏鍦ㄨ▓(j矛)绠楀彈闆嗕腑鑽疯級鐐轰富鐨勬鏅�(sh铆)鎵嶄簣浠ヨ€冩叜銆�

2.瑷�(j矛)绠楀叕寮�

(1) 鍧囧竷鑽疯級涓嬬煩褰�銆乀褰㈠拰I褰㈡埅闈㈢殑绨�(ji菐n)鏀锛岀暥(d膩ng)鍍呴厤绠嶇瓔鏅�(sh铆)锛屾枩鎴潰鍙楀壀鎵胯級鍔涚殑瑷�(j矛)绠楀叕寮�

Vu = Vcs = 0.7ftbho + 1.25fyv·(Asv/s)·ho (5—11)

寮忎腑 Vcs —— 妲�(g貌u)浠舵枩鎴潰涓婃贩鍑濆湡鍜岀畭绛嬬殑鍙楀壀鎵胯級鍔涜ō(sh猫)瑷�(j矛)鍊�;

ft —— 娣峰嚌鍦熻桓蹇冩姉鎷夊挤(qi谩ng)搴﹁ō(sh猫)瑷�(j矛)鍊硷紝鎸夐檮琛�2-2鍙栫敤;

fyv —— 绠嶇瓔鎶楁媺寮�(qi谩ng)搴﹁ō(sh猫)瑷�(j矛)鍊�锛屾寜闄勮〃2-7鍙栫敤;

Asv —— 閰嶇疆鍦ㄥ悓涓€鎴潰鍏�(n猫i)绠嶇瓔鍚勮偄鐨勫叏閮ㄦ埅闈㈤潰绌嶏紝Asv = n·Asv1, 鍏朵腑锛� n鐐哄湪鍚屼竴鍊�(g猫)鎴潰鍏�(n猫i)绠嶇瓔鐨勮偄鏁�(sh霉)锛孉sv1鐐哄柈鑲㈢畭绛嬬殑鎴潰闈㈢⿳;

s —— 娌挎(g貌u)浠堕暦(zh菐ng)搴︽柟鍚戠畭绛嬬殑闁撹窛;

b —— 鐭╁舰鎴潰鐨勫搴�锛孴褰㈡垨I褰㈡埅闈㈢殑鑵规澘瀵害;

h銆�——妲�(g貌u)浠舵埅闈㈢殑鏈夋晥楂樺害銆�

閫欓噷鎵€鎸囩殑鍧囧竷鑽疯級锛屼篃鍖呮嫭浣滅敤鏈夊绋嵎杓�锛屼絾鍏朵腑闆嗕腑鑽疯級灏�(du矛)鏀骇閭婄罚鎴潰鎴栫瘈(ji茅)榛�(di菐n)閭婄罚鎵€鐢�(ch菐n)鐢熺殑鍓姏鍊兼噳(y墨ng)灏忎簬绺藉壀鍔涘€肩殑75%銆�

(2) 灏�(du矛)闆嗕腑鑽疯級浣滅敤涓嬬殑鐭╁舰銆乀褰㈠拰I褰㈡埅闈㈢殑鐛�(d煤)绔嬬啊(ji菐n)鏀脖(鍖呮嫭浣滅敤鏈夊绋嵎杓�锛屼笖鍏朵腑闆嗕腑鑽疯級灏�(du矛)鏀骇閭婄罚鎴潰鎴栫瘈(ji茅)榛�(di菐n)閭婄罚鎵€鐢�(ch菐n)鐢熺殑鍓姏鍊煎崰绺藉壀鍔涘€肩殑75%浠ヤ笂鐨勬儏娉�)锛岀暥(d膩ng)鍍呴厤绠嶇瓔鏅�(sh铆)锛屾枩鎴潰鍙楀壀鎵胯級鍔涚殑瑷�(j矛)绠楀叕寮�

Vu=Vcs=1.75ftbho/(λ+1.0) + 1.0fyv·(Asv/s)·ho (5-12)λ = a /ho

鐣�(d膩ng) λ<1.5 鏅�(sh铆)锛屽彇 λ=1.5; 鐣�(d膩ng) λ>3 鏅�(sh铆)锛屽彇 λ=3銆�

(3) 瑷�(sh猫)鏈夊綆璧烽嫾绛嬫檪(sh铆)锛屾鐨勫彈鍓壙杓夊姏瑷�(j矛)绠楀叕寮�

Vu = VCS + VSb (5-13)

Vsb = 0.8fyAsbsinas (5-14)

寮忎腑 Vsb —— 褰庤捣閶肩瓔鐨勬媺鍔涘湪鍨傜洿浜庢杌告柟鍚戠殑鍒嗗姏鍊�;

Asv ——鑸囨枩瑁傜斧鐩镐氦鐨勯厤缃湪鍚屼竴褰庤捣骞抽潰鍏�(n猫i)鐨勫綆璧烽嫾鎴潰闈㈢⿳;

as —— 褰庤捣閶肩瓔鑸囨绺辫桓绶氱殑澶捐銆備竴鑸偤45°锛岀暥(d膩ng)姊佹埅闈㈣秴閬�(gu貌)800mm 鏅�(sh铆)锛岄€氬父鐐�60°銆�

鍏紡涓殑绯绘暩(sh霉)0.8锛屾槸灏�(du矛)褰庤捣閶肩瓔鍙楀壀鎵胯級鍔涚殑鎶樻笡銆傞€欐槸鍥�?y脿n)姒搐]鍒板綆璧烽嫾绛嬭垏鏂滆绺浉浜ゆ檪(sh铆)锛屾湁鍙兘宸叉帴杩戝彈澹撳崁(q奴)锛岄嫾绛嬪挤(qi谩ng)搴﹀湪姊佺牬澹炴檪(sh铆)涓嶅彲鑳藉叏閮ㄧ櫦(f膩)鎻綔鐢ㄧ殑绶ｆ晠銆�

(4) 瑷�(j矛)绠楀叕寮忕殑閬╃敤鑼冨湇

鐢变簬姊佺殑鏂滄埅闈㈠彈鍓壙杓夊姏瑷�(j矛)绠楀叕寮忓儏鏄牴鎿�(j霉)鍓鐮村鐨勫彈鍔涚壒榛�(di菐n)鑰岀⒑瀹氱殑锛屽洜鑰屽叿鏈変竴瀹氱殑閬╃敤鑼冨湇锛屼篃鍗冲叕寮忔湁鍏朵笂涓嬮檺鍊�銆�

1)鎴潰鐨勬渶灏忓昂瀵�(涓婇檺鍊�)

鐣�(d膩ng)姊佹埅闈㈠昂瀵搁亷(gu貌)灏�锛岃€屽壀鍔涜純澶ф檪(sh铆)锛屾寰€寰€鐧�(f膩)鐢熸枩澹撶牬澹�锛岄€欐檪(sh铆)锛屽嵆浣垮閰嶇畭绛嬶紝涔熺劇(w煤)婵�(j矛)浜庝簨銆傚洜鑰岋紝瑷�(sh猫)瑷�(j矛)鏅�(sh铆)鐐洪伩鍏嶆枩澹撶牬澹�锛屽悓鏅�(sh铆)涔熺偤浜嗛槻姝㈡鍦ㄤ娇鐢ㄩ殠娈垫枩瑁傜斧閬�(gu貌)瀵�(涓昏鏄杽鑵规)锛屽繀闋堝皪(du矛)姊佺殑鎴潰灏哄浣滃涓嬬殑瑕�(gu墨)瀹氾細

鐣�(d膩ng) hw/b≤4鏅�(sh铆)(鍘氳吂姊�锛屼篃鍗充竴鑸)锛屾噳(y墨ng)婊胯冻

V ≤ 0.25Bcfcbh銆� (5—15)

鐣�(d膩ng) hw/b≥6鏅�(sh铆)(钖勮吂姊�)锛屾噳(y墨ng)婊胯冻

V ≤ 0.2 Bcfcbh銆� (5—16)

鐣�(d膩ng) 4

寮忎腑 V —— 鍓姏瑷�(sh猫)瑷�(j矛)鍊硷細

βc—— 娣峰嚌鍦熷挤(qi谩ng)搴﹀奖闊跨郴鏁�(sh霉)銆傜暥(d膩ng)娣峰嚌鍦熷挤(qi谩ng)搴︾瓑绱�(j铆)涓嶈秴閬�(gu貌)C50鏅�(sh铆)锛屽彇βc=1.0;鐣�(d膩ng)娣峰嚌鍦熷挤(qi谩ng)搴︾瓑绱�(j铆)鐐篊80鏅�(sh铆)锛屽彇βc=0.8;鍏堕枔鎸夌洿绶氬収(n猫i)鎻掓硶鍙栫敤;

fc —— 娣峰嚌鍦熸姉澹撳挤(qi谩ng)搴﹁ō(sh猫)瑷�(j矛)鍊�;

b—— 鐭╁舰鎴潰鐨勫搴�锛孴褰㈡埅闈㈡垨I褰㈡埅闈㈢殑鑵规澘瀵害;

hw —— 鎴潰鐨勮吂鏉块珮搴�锛岀煩褰㈡埅闈㈠彇鏈夋晥楂樺害ho锛孴褰㈡埅闈㈠彇鏈夋晥楂樺害娓涘幓缈肩罚楂樺害锛孖褰㈡埅闈㈠彇鑵规澘鍑堥珮銆�

灏�(du矛)浜庤杽鑵规锛岄噰鐢ㄨ純鍤�(y谩n)鏍肩殑鎴潰闄愬埗姊濅欢锛屾槸鍥�?y脿n)妤︽嫳閫惰瘞l(f膩)鐢熸枩澹撶牬澹炴檪(sh铆)锛屽叾鎶楀壀鑳藉姏瑕佹瘮鍘氳吂姊佷綆锛屽悓鏅�(sh铆)涔熺偤浜嗛槻姝㈡鍦ㄤ娇鐢ㄩ殠娈垫枩瑁傜斧閬�(gu貌)瀵�銆�

2)绠嶇瓔鐨勬渶灏忓惈閲�(涓嬮檺鍊�)

绠嶇瓔閰嶉噺閬�(gu貌)灏�锛屼竴鏃︽枩瑁傜斧鍑虹従(xi脿n)锛岀畭绛嬩腑绐佺劧澧炲ぇ鐨勬媺鎳�(y墨ng)鍔涘緢鍙兘閬�(d谩)鍒板眻鏈嶅挤(qi谩ng)搴︼紝閫犳垚瑁傜斧鐨勫姞閫熼枊(k膩i)灞�锛岀敋鑷崇畭绛嬭鎷夋柗锛岃€屽皫(d菐o)鑷存枩鎷夌牬澹�銆傜偤浜嗛伩鍏嶉€欓鐮村锛岃(gu墨)瀹氫簡閰嶇畭鐜囩殑涓嬮檺鍊�锛屽嵆鏈€灏忛厤绠嶇巼锛�

ρsvmin = 0.24ft/fyv (5-17)

椹�(y脿n)绠楁渶灏忛厤绠嶇巼 ρsv = n Asv1/bs≥ ρsv,min

(5) 鍘氭澘鐨勮▓(j矛)绠楀叕寮�

瑭﹂(y脿n)琛ㄦ槑锛屽潎甯冭嵎杓変笅涓嶉厤缃畭绛嬪拰褰庤捣閶肩瓔鐨勯嫾绛嬫贩鍑濆湡鏉�锛屽叾鍙楀壀鎵胯級鍔涢毃鏉垮帤鐨勫澶ц€岄檷浣�銆傚叾鏂滄埅闈㈠彈鍓壙杓夊姏鎸変笅鍏紡瑷�(j矛)绠�:

Vh = 0.7βhfth0 (5-18)

寮忎腑 βh ---- 鎴潰楂樺害褰遍熆绯绘暩(sh霉)锛�βh = (800/ h0)1/4锛� 鐣�(d膩ng) h0 <800 mm 鏅�(sh铆)锛屽彇 h0 = 800 mm;鐣�(d膩ng) h0 > 2000 mm鏅�(sh铆)锛屽彇 h0 = 2000 mm銆�

(6) 閫ｇ簩(x霉)姊佺殑鎶楀壀鎬ц兘鍙婂彈鍓壙杓夊姏鐨勮▓(j矛)绠�

l)鐮村鐗归粸(di菐n)

閫ｇ簩(x霉)姊佸湪鏀骇鎴潰闄勮繎鏈夎矤(f霉)褰庣煩锛屽湪姊佺殑鍓法娈典腑鏈夊弽褰庨粸(di菐n)銆傛枩鎴潰鐨勭牬澹炴儏娉佽垏褰庣煩姣�Φ鏈夊緢澶ч棞(gu膩n)绯�锛�Φ=| M- / M+ |鏄敮搴у綆鐭╄垏璺ㄥ収(n猫i)姝ｅ綆鐭╁叐鑰呬箣姣旂殑绲曞皪(du矛)鍊�銆�

鍦�5-18鎵€绀虹偤鍙楅泦涓嵎杓夌殑閫ｇ簩(x霉)姊佺殑涓€鍓法娈�锛岀敱浜庡湪瑭叉鍏�(n猫i)瀛樺湪鏈夋璨�(f霉)鍏╁悜褰庣煩锛屽洜鑰�锛屽湪褰庣煩鍜屽壀鍔涚殑浣滅敤涓嬶紝鍓法娈靛収(n猫i)鏈�(hu矛)鍑虹従(xi脿n)浜屾鑷ㄧ晫鏂滆绺�銆備竴姊濅綅浜庢褰庣煩鑼冨湇鍏�(n猫i)锛屽緸姊佷笅閮ㄤ几鍚戦泦涓嵎杓変綔鐢ㄩ粸(di菐n);鍙︿竴姊濆墖浣嶄簬璨�(f霉)褰庣煩鑼冨湇鍏�(n猫i)锛屽緸姊佷笂閮ㄤ几鍚戞敮搴�銆傛部绺辩瓔姘村钩浣嶇疆娣峰嚌鍦熶笂鍑虹従(xi脿n)涓€浜涙柗鏂风簩(x霉)绾�(x霉)鐨勭矘绲�(ji茅)瑁傜斧銆傝垏鐩稿悓寤ｇ京鍓法姣旂殑绨�(ji菐n)鏀鐩告瘮锛屽叾鍙楀壀鑳藉姏瑕佷綆銆�

鍦�5-19鎵€绀虹偤鍙楀潎甯冭嵎杓夌殑閫ｇ簩(x霉)姊�锛岀暥(d膩ng)Φ<1.0鏅�(sh铆)锛岀敱浜巪 M+ |>| M- |锛岃嚚鐣屾枩瑁傜斧灏囧嚭鐝�(xi脿n)浜庤法涓褰庣煩鍗€(q奴)娈靛収(n猫i)锛岄€ｇ簩(x霉)姊佺殑鎶楀壀鑳藉姏闅�Φ鐨勫姞澶ц€屾彁楂�;鐣�(d膩ng)Φ>1.0鏅�(sh铆)锛屽洜鏀骇璨�(f霉)褰庣煩瓒呴亷(gu貌)璺ㄤ腑姝ｅ綆鐭�锛岃嚚鐣屾枩瑁傜斧鐨勪綅缃Щ鍒拌法涓矤(f霉)褰庣煩鍗€(q奴)鍏�(n猫i)锛岄€欐檪(sh铆)鍊欙紝閫ｇ簩(x霉)姊佺殑鍙楀壀鑳藉姏闅�Φ鐨勫姞澶ц€岄檷浣�銆傝│椹�(y脿n)琛ㄦ槑锛屽潎甯冭嵎杓変綔鐢ㄤ笅閫ｇ簩(x霉)姊佺殑鍙楀壀鎵胯級鍔�锛屼笉浣庝簬鐩稿悓姊濅欢涓嬬啊(ji菐n)鏀鐨勫彈鍓壙杓夊姏銆�

2)閫ｇ簩(x霉)姊佸彈鍓壙杓夊姏鐨勮▓(j矛)绠�

鏍规摎(j霉)浠ヤ笂鐮旂┒绲�(ji茅)鏋�锛岄€ｇ簩(x霉)姊佺殑鍙楀壀鎵胯級鍔涜垏鐩稿悓姊濅欢涓嬬殑绨�(ji菐n)鏀鐩告瘮锛屽儏鍦ㄥ彈闆嗕腑鑽疯級鏅�(sh铆)鍋忎綆浜庣啊(ji菐n)鏀锛岃€屽湪鍧囧竷鑽疯級鏅�(sh铆)鎵胯級鍔涙槸鐩哥暥(d膩ng)?sh霉)鎽�?/p>

鐐轰簡绨�(ji菐n)鍖栬▓(j矛)绠楋紝瑷�(sh猫)瑷�(j矛)瑕�(gu墨)鑼冮噰鐢ㄤ簡鑸囩啊(ji菐n)鏀鐩稿悓鐨勫彈鍓壙杓夊姏瑷�(j矛)绠楀叕寮�銆傚叾浠栫殑鎴潰闄愬埗姊濅欢鍙婃渶灏忛厤绠嶇巼绛夊潎鑸囩啊(ji菐n)鏀鐩稿悓銆�