3.3 瀵︾敤瑷�(sh猫)瑷堣〃閬�(d谩)寮�

3.3.1 鍒� 闋� 绯� 鏁�(sh霉)

灏嶄簬涓€鑸父瑕嬬殑宸ョ▼绲�(ji茅)妲�(g貌u)锛岄噰鐢ㄥ彲闈犳寚妯�(bi膩o)閫茶瑷�(sh猫)瑷堝伐浣滈噺澶�锛屾湁鏅傛渻閬囧埌绲�(t菕ng)瑷堣硣鏂欎笉瓒宠€岀劇娉曢€茶鐨勫洶闆�銆傝€冩叜鍒板骞翠締鐨勮ō(sh猫)瑷堢繏(x铆)鎱ｅ拰瀵︾敤涓婄殑绨′究锛屻€婂缓绛戠祼(ji茅)妲�(g貌u)瑷�(sh猫)瑷堢当(t菕ng)涓€妯�(bi膩o)婧�(zh菙n)銆嬫彁鍑轰簡渚夸簬瀵﹂殯浣跨敤鐨勮ō(sh猫)瑷堣〃閬�(d谩)寮忥紝绋辩偤瀵︾敤瑷�(sh猫)瑷堣〃閬�(d谩)寮�銆�

渚嬪锛屾案涔呰嵎杓夊拰鍙畩鑽疯級绲勫悎涓嬬殑瑷�(sh猫)瑷堣〃閬�(d谩)寮忕偤

μR /γR ≥γGμG +γQμQ (3-8)

(1) 鎶楀姏鍒嗛爡绯绘暩(sh霉) —— γR

(2) 姘镐箙鑽疯級鍒嗛爡绯绘暩(sh霉) ——γG

(3) 鍙畩鑽疯級鍒嗛爡绯绘暩(sh霉) ——γQ

3.3.2 鎵胯級鑳藉姏妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堣〃閬�(d谩)寮�

1. 鎵胯級鑳藉姏妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堢啊鍠〃閬�(d谩)寮�

γ0S ≤ R (3-22)

Sk 鈹€→ γsSk 鈹€→ γ0S ≤ R ←鈹€ Rk /γR ←鈹€ Rk

鑽疯級鏁堟噳(y墨ng) 鑽疯級鏁堟噳(y墨ng) 鑽疯級鏁堟噳(y墨ng) 鎵胯級鑳藉姏 绲�(ji茅)妲�(g貌u)鎶楀姏 绲�(ji茅)妲�(g貌u)鎶楀姏

妯�(bi膩o)婧�(zh菙n)鍊� 瑷�(sh猫)瑷堝€� 绲勫悎鍊� 瑷�(sh猫)瑷堝€� 瑷�(sh猫)瑷堝€� 妯�(bi膩o)婧�(zh菙n)鍊�

寮忎腑 γ0——绲�(ji茅)妲�(g貌u)妲�(g貌u)浠剁殑閲嶈鎬х郴鏁�(sh霉)銆�

2. 鑽疯級鏁堟噳(y墨ng)绲勫悎鐨勮ō(sh猫)瑷堝€糞

瀵﹂殯涓婅嵎杓夋晥鎳�(y墨ng)涓殑鑽疯級鏈夋案涔呰嵎杓夊拰鍙畩鑽疯級锛屽苟涓斿彲璁婅嵎杓変笉姝竴鍊�锛屽鍊嬪彲璁婅嵎杓変篃涓嶄竴瀹氭渻鍚屾檪鐧�(f膩)鐢�锛屼緥濡�锛岄珮灞ゅ缓绛戝悇妯撳堡鍙畩鑽疯級鍏ㄩ儴婊胯級涓旈亣鍒版渶澶чⅷ(f膿ng)鑽疯級鐨勫彲鑳芥€у氨涓嶅ぇ銆傜偤姝わ紝鑰冩叜鍒板叐鍊嬫垨鍏╁€嬩互涓婂彲璁婅嵎杓夊悓鏅傚嚭鐝�(xi脿n)鐨勫彲鑳芥€ц純灏�锛屽紩鍏ヨ嵎杓夌祫鍚堝€肩郴鏁�(sh霉)灏嶅叾妯�(bi膩o)婧�(zh菙n)鍊兼姌娓�銆傛寜鎵胯級鑳藉姏妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堟檪锛屾噳(y墨ng)鑰冩叜浣滅敤鏁堟噳(y墨ng)鐨勫熀鏈祫鍚堬紝蹇呰鏅傚皻鎳�(y墨ng)鑰冩叜浣滅敤鏁堟噳(y墨ng)鐨勫伓鐒剁祫鍚�銆�

灏嶄簬鍩烘湰绲勫悎锛岃嵎杓夋晥鎳�(y墨ng)绲勫悎鐨勮ō(sh猫)瑷堝€糞鎳�(y墨ng)寰炵敱鍙畩鑽疯級鏁堟噳(y墨ng)鎺у埗鐨勭祫鍚堝拰鐢辨案涔呰嵎杓夋晥鎳�(y墨ng)鎺у埗鐨勫叐绲勭祫鍚堜腑鍙栨渶涓嶅埄鍊肩⒑瀹�:

(1) 灏嶇敱鍙畩鑽疯級鏁堟噳(y墨ng)鎺у埗鐨勭祫鍚�锛屽叾鎵胯級鑳藉姏妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堣〃閬�(d谩)寮忎竴鑸舰寮忕偤

(2) 灏嶇敱姘镐箙鑽疯級鏁堟噳(y墨ng)鎺у埗鐨勭祫鍚�锛屽叾鎵胯級鑳藉姏妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堣〃閬�(d谩)寮忕殑涓€鑸舰寮忕偤

寮忎腑 γ0 —— 绲�(ji茅)妲�(g貌u)妲�(g貌u)浠剁殑閲嶈鎬х郴鏁�(sh霉)锛岃垏瀹夊叏绛夌礆灏嶆噳(y墨ng)銆傚皪瀹夊叏绛夌礆鐐轰竴绱�

鎴栬ō(sh猫)瑷堜娇鐢ㄥ勾闄愮偤100骞村強浠ヤ笂鐨勭祼(ji茅)妲�(g貌u)妲�(g貌u)浠朵笉鎳�(y墨ng)灏忎簬1.1;灏嶄簩绱氭垨瑷�(sh猫)瑷堜娇鐢ㄥ勾闄愮偤50骞寸殑绲�(ji茅)妲�(g貌u)妲�(g貌u)浠朵笉鎳�(y墨ng)灏忎簬1.0;灏嶄笁绱氭垨瑷�(sh猫)瑷堜娇鐢ㄥ勾闄愮偤5骞村強浠ヤ笅鐨勭祼(ji茅)妲�(g貌u)妲�(g貌u)浠朵笉鎳�(y墨ng)灏忎簬0.9;鍦ㄦ姉闇囪ō(sh猫)瑷堜腑锛屼笉鑰冩叜绲�(ji茅)妲�(g貌u)妲�(g貌u)浠剁殑閲嶈鎬х郴鏁�(sh霉);

γG—— 姘镐箙鑽疯級鐨勫垎闋呯郴鏁�(sh霉)銆傜暥(d膩ng)姘镐箙鑽疯級鏁堟噳(y墨ng)灏嶇祼(ji茅)妲�(g貌u)涓嶅埄鏅傦紝灏嶇敱鍙畩鑽疯級鏁堟噳(y墨ng)鎺у埗鐨勭祫鍚�γG = 1.2;鐢辨案涔呰嵎杓夋晥鎳�(y墨ng)鎺у埗鐨勭祫鍚�γG = 1.35銆傜暥(d膩ng)姘镐箙鑽疯級鏁堟噳(y墨ng)灏嶇祼(ji茅)妲�(g貌u)鏈夊埄鏅傦紝鍙�γG =1.0;

γQ1銆�γQi —— 鍙畩鑽疯級鐨勫垎闋呯郴鏁�(sh霉)銆�γQ1銆�γQi涓€鑸彇1.4;

SGk銆丼Q1k銆丼Qik— 鍒嗗垾鐐烘案涔呰嵎杓�銆佺涓€绋彲璁婅嵎杓�銆佸叾浠栧彲璁婅嵎杓夋晥鎳�(y墨ng)鐨勬(bi膩o)婧�(zh菙n)鍊硷紝濡傝嵎杓夊紩璧风殑褰庣煩銆佸壀鍔涖€佽桓鍔涘拰璁婂舰绛�;

ψci —— 鍙畩鑽疯級鐨勭祫鍚堝€肩郴鏁�(sh霉)銆�

浠ヤ笂涓嶇瓑寮忓彸鍋�(c猫)鐐虹祼(ji茅)妲�(g貌u)鎵胯級鍔涳紝鐢ㄦ壙杓夊姏鍑芥暩(sh霉)R(…)琛ㄧず锛岃〃鏄庡叾鐐烘贩鍑濆湡鍜岄嫾绛嬪挤搴︽(bi膩o)婧�(zh菙n)鍊�(fck銆乫sk)銆佸垎闋呯郴鏁�(sh霉)(γc銆�γs)銆佸咕浣曞昂瀵告(bi膩o)婧�(zh菙n)鍊�(ak)浠ュ強鍏朵粬鍙冩暩(sh霉)鐨勫嚱鏁�(sh霉)銆�

3. 涓€鑸帓鏋跺拰妗嗘灦绲�(ji茅)妲�(g貌u)鐨勭啊鍖栬〃閬�(d谩)寮�

灏嶄簬涓€鑸父閬囩殑鎺掓灦绲�(ji茅)妲�(g貌u)鍜屾鏋剁祼(ji茅)妲�(g貌u)锛岀偤浜嗚▓绠楁柟渚�锛屽彲璁婅嵎杓夌殑褰遍熆澶у皬鍙笉浜堝崁(q奴)鍒�锛屽苟閲囩敤鐩稿悓鐨勭祫鍚堝€肩郴鏁�(sh霉)銆傚皪鐢卞彲璁婅嵎杓夋晥鎳�(y墨ng)鎺у埗鐨勭祫鍚�锛屽叾瑷�(sh猫)瑷堣〃閬�(d谩)寮忓彲浠ョ啊鍖栬〃閬�(d谩)鐐�

灏嶇敱姘镐箙鑽疯級鏁堟噳(y墨ng)鎺у埗鐨勭祫鍚�锛屽叾鎵胯級鍔涙サ闄愮媭鎱�(t脿i)瑷�(sh猫)瑷堣〃閬�(d谩)寮忎粛鐐�(3-25)銆�

3.3.3 姝ｅ父浣跨敤妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堣〃閬�(d谩)寮�

鎸夋甯镐娇鐢ㄦサ闄愮媭鎱�(t脿i)瑷�(sh猫)瑷�锛屼富瑕佹槸椹楃畻妲�(g貌u)浠剁殑璁婂舰鍜屾姉瑁傚害鎴栬绺搴�銆�

鎸夋甯镐娇鐢ㄦサ闄愮媭鎱�(t脿i)瑷�(sh猫)瑷堟檪锛岃畩褰㈤亷澶ф垨瑁傜斧閬庡闆栧奖闊挎甯镐娇鐢紝浣嗗嵄瀹崇▼搴︿笉鍙婃壙杓夊姏寮曡捣鐨勭祼(ji茅)妲�(g貌u)鐮村閫犳垚鐨勬悕澶遍偅涔堝ぇ锛屾墍浠ュ彲閬╃暥(d膩ng)闄嶄綆灏嶅彲闈犲害鐨勮姹傘€傝▓绠楁檪鍙栬嵎杓夋(bi膩o)婧�(zh菙n)鍊�锛屼笉闇€涔樺垎闋呯郴鏁�(sh霉)锛屼篃涓嶈€冩叜绲�(ji茅)妲�(g貌u)閲嶈鎬х郴鏁�(sh霉)γ0銆�

1. 姝ｅ父浣跨敤妤甸檺鐙€鎱�(t脿i)瑷�(sh猫)瑷堢啊鍠〃閬�(d谩)寮�

Sk ≤ Rk

2. 鍙畩鑽疯級鐨勬簴(zh菙n)姘镐箙鍊肩郴鏁�(sh霉)鍜岄牷閬囧€肩郴鏁�(sh霉)

鍦ㄦ甯镐娇鐢ㄧ媭鎱�(t脿i)涓嬶紝鍙畩鑽疯級浣滅敤鏅傞枔鐨勯暦鐭皪浜庤畩褰㈠拰瑁傜斧鐨勫ぇ灏忛’鐒舵槸鏈夊奖闊跨殑?锛熷嫼鍏掑アd鐨勬渶澶у€煎苟闈為暦鏈熶綔鐢ㄤ簬绲�(ji茅)妲�(g貌u)涔嬩笂锛屾墍浠ユ噳(y墨ng)鎸夊叾鍦ㄨō(sh猫)瑷堝熀婧�(zh菙n)鏈熷収(n猫i)浣滅敤鏅傞枔鐨勯暦鐭拰鍙畩鑽疯級瓒呰秺绺芥檪闁撴垨瓒呰秺娆℃暩(sh霉)锛屽皪鍏舵(bi膩o)婧�(zh菙n)鍊奸€茶鎶樻笡?锛佺潱銊栴拕Y(ji茅)妲�(g貌u)鍙潬搴﹁ō(sh猫)瑷堢当(t菕ng)涓€妯�(bi膩o)婧�(zh菙n)銆嬮噰鐢ㄤ竴鍊嬪皬浜�1鐨勬簴(zh菙n)姘镐箙鍊肩郴鏁�(sh霉)鍜岄牷閬囧€肩郴鏁�(sh霉)渚嗚€冩叜閫欑ó鎶樻笡銆�

(1) 婧�(zh菙n)姘镐箙鍊肩郴鏁�(sh霉)锛屾槸鏍规摎(j霉)鍦ㄨō(sh猫)瑷堝熀婧�(zh菙n)鏈熷収(n猫i)鑽疯級閬�(d谩)鍒板拰瓒呴亷瑭插€肩殑绺芥寔绾�(x霉)鏅傞枔鑸囪ō(sh猫)瑷堝熀婧�(zh菙n)鏈熷収(n猫i)绺芥寔绾�(x霉)鏅傞枔鐨勬瘮鍊艰€岀⒑瀹�銆�

(2) 闋婚亣鍊肩郴鏁�(sh霉)锛屾槸鏍规摎(j霉)鍦ㄨō(sh猫)瑷堝熀婧�(zh菙n)鏈熼枔鍙畩鑽疯級瓒呰秺鐨勭附鏅傞枔鎴栬秴瓒婄殑娆℃暩(sh霉)渚嗙⒑瀹氱殑銆�

3. 鍙畩鑽疯級鐨勬簴(zh菙n)姘镐箙鍊煎拰闋婚亣鍊�

婧�(zh菙n)姘镐箙鍊� = 鍙畩鑽疯級妯�(bi膩o)婧�(zh菙n)鍊�×婧�(zh菙n)姘镐箙鍊肩郴鏁�(sh霉)(ψq)

闋婚亣鍊� = 鍙畩鑽疯級妯�(bi膩o)婧�(zh菙n)鍊�×闋婚亣鍊肩郴鏁�(sh霉)(ψf)

4. 鍙畩鑽疯級鐨勪唬琛ㄥ€�

鍙畩鑽疯級鏈夊洓绋唬琛ㄥ€�锛屽嵆妯�(bi膩o)婧�(zh菙n)鍊笺€佺祫鍚堝€�銆佹簴(zh菙n)姘镐箙鍊煎拰闋婚亣鍊笺€傚叾涓(bi膩o)婧�(zh菙n)鍊肩ū鐐哄熀鏈唬琛ㄥ€�锛屽叾浠栦唬琛ㄥ€煎彲鐢卞熀鏈唬琛ㄥ€间箻浠ョ浉鎳�(y墨ng)鐨勭郴鏁�(sh霉)寰楀埌銆傚悇椤炲彲璁婅嵎杓夊拰鐩告噳(y墨ng)鐨勭祫鍚堝€肩郴鏁�(sh霉)銆佹簴(zh菙n)姘镐箙鍊肩郴鏁�(sh霉)銆侀牷閬囧€肩郴鏁�(sh霉)鍙湪鑽疯級瑕�(gu墨)鑼冧腑鏌ュ埌銆�

2. 鑽疯級鏁堟噳(y墨ng)绲勫悎鐨勬(bi膩o)婧�(zh菙n)鍊糞k

鏍规摎(j霉)瀵﹂殯瑷�(sh猫)瑷堢殑闇€瑕�锛屽父闋堝崁(q奴)鍒嗚嵎杓夌殑鐭湡浣滅敤(妯�(bi膩o)婧�(zh菙n)绲勫悎銆侀牷閬囩祫鍚�)鍜岃嵎杓夌殑闀锋湡浣滅敤(婧�(zh菙n)姘镐箙绲勫悎)涓嬫(g貌u)浠剁殑璁婂舰澶у皬鍜岃绺搴﹂绠椼€傛墍浠�锛屻€婂缓绛戠祼(ji茅)妲�(g貌u)鍙潬搴﹁ō(sh猫)瑷堢当(t菕ng)涓€妯�(bi膩o)婧�(zh菙n)銆嬭(gu墨)瀹氭寜涓嶅悓鐨勮ō(sh猫)瑷堢洰鐨勶紝鍒嗗垾閬哥敤鑽疯級鐨勬(bi膩o)婧�(zh菙n)绲勫悎銆侀牷閬囩祫鍚堝拰鑽疯級鐨勬簴(zh菙n)姘镐箙绲勫悎銆�

(1) 鑽疯級鐨勬(bi膩o)婧�(zh菙n)绲勫悎

妯�(bi膩o)婧�(zh菙n)绲勫悎涓昏鐢ㄤ簬鐣�(d膩ng)涓€鍊嬫サ闄愮媭鎱�(t脿i)琚秴瓒婃檪灏囩敘(ch菐n)鐢熷毚(y谩n)閲嶇殑姘镐箙鎬ф悕瀹崇殑鎯呮硜銆傛寜鑽疯級鐨勬(bi膩o)婧�(zh菙n)绲勫悎鏅傦紝鑽疯級鏁堟噳(y墨ng)绲勫悎鐨勬(bi膩o)婧�(zh菙n)鍊糞k鎳�(y墨ng)鎸変笅寮忚▓绠�

(2) 鑽疯級鐨勯牷閬囩祫鍚�

闋婚亣绲勫悎涓昏鐢ㄤ簬鐣�(d膩ng)涓€鍊嬫サ闄愮媭鎱�(t脿i)琚秴瓒婃檪灏囩敘(ch菐n)鐢熷眬閮ㄦ悕瀹�銆佽純澶ц畩褰㈡垨鐭毇鎸嫊鐨勬儏娉�銆傛寜鑽疯級鐨勯牷閬囩祫鍚堟檪锛岃嵎杓夋晥鎳�(y墨ng)绲勫悎鐨勬(bi膩o)婧�(zh菙n)鍊糞k鎳�(y墨ng)鎸変笅寮忚▓绠�

(3) 鑽疯級鐨勬簴(zh菙n)姘镐箙绲勫悎

婧�(zh菙n)姘镐箙绲勫悎涓昏鐢ㄤ簬鐣�(d膩ng)闀锋湡鏁堟噳(y墨ng)鏄焙瀹氭€у洜绱犵殑鎯呮硜銆傛寜鑽疯級鐨勬簴(zh菙n)姘镐箙绲勫悎鏅傦紝鑽疯級鏁堟噳(y墨ng)绲勫悎鐨勬(bi膩o)婧�(zh菙n)鍊糞k鎳�(y墨ng)鎸変笅寮忚▓绠�

3.3.4 鎸夋サ闄愮媭鎱�(t脿i)瑷�(sh猫)瑷堟檪鏉愭枡寮峰害鍜岃嵎杓夌殑鍙栧€�

1.閶肩瓔鎶楁媺寮峰害妯�(bi膩o)婧�(zh菙n)鍊�

灏嶄簬閶兼潗锛屽湅瀹舵(bi膩o)婧�(zh菙n)涓凡瑕�(gu墨)瀹氫簡姣忎竴绋嫾鏉愮殑寤㈠搧闄愬€�銆傛娊妯ｆ鏌ヤ腑濡傜櫦(f膩)鐝�(xi脿n)鏌愮垚閶兼潗鐨勫眻鏈嶅挤搴﹂仈(d谩)涓嶅埌姝ら檺鍊硷紝鍗充綔鐐哄虎鍝佽檿鐞�銆備緥濡�锛孒PB235 (Q235)閶肩瓔锛屽叾寤㈠搧闄愬€肩偤235N/mm2銆傜⒑瀹氱殑閫欏€嬪虎鍝侀檺鍊煎ぇ楂旇兘婊胯冻淇濊瓑鐜囩偤97. 73%锛屽嵆骞冲潎鍊兼笡鍘讳簩鍊嶇殑妯�(bi膩o)婧�(zh菙n)宸�銆傞€欎竴淇濊瓑鐜囧凡楂樹簬銆婂缓绛戠祼(ji茅)妲�(g貌u)瑷�(sh猫)瑷堢当(t菕ng)涓€妯�(bi膩o)婧�(zh菙n)銆嬭(gu墨)瀹氱殑淇濊瓑鐜�95%鐨勮姹傦紝鍥犺€屻€婃贩鍑濆湡绲�(ji茅)妲�(g貌u)瑷�(sh猫)瑷堣(gu墨)鑼冦€嬩腑鍙栧湅瀹跺喍閲戝眬妯�(bi膩o)婧�(zh菙n)瑕�(gu墨)瀹氱殑寤㈠搧闄愬€间綔鐐洪嫾绛嬪挤搴︾殑妯�(bi膩o)婧�(zh菙n)鍊�銆�

鐔辫粙閶肩瓔鎶楁媺寮峰害妯�(bi膩o)婧�(zh菙n)鍊肩敤fyk琛ㄧず锛屽彇绛変簬鍦嬪妯�(bi膩o)婧�(zh菙n)闋掑竷鐨勫眻鏈嶅挤搴︾殑寤㈠搧闄愬€�;闋�(y霉)鎳�(y墨ng)鍔涢嫾绲炵窔銆侀嫾绲插拰鐔辫檿鐞嗛嫾绛嬬殑寮峰害妯�(bi膩o)婧�(zh菙n)鍊肩敤fPtk 琛ㄧず, 绯绘牴鎿�(j霉)妤甸檺鎶楁媺寮峰害纰哄畾(姊濅欢灞堟湇榛�0.85σb)銆�

2. 娣峰嚌鍦熺珛鏂归珨鎶楀寮峰害妯�(bi膩o)婧�(zh菙n)鍊�

娣峰嚌鍦熺珛鏂归珨鎶楀寮峰害妯�(bi膩o)婧�(zh菙n)鍊肩敤fcu,k琛ㄧず銆傛牴鎿�(j霉)銆婂缓绛戠祼(ji茅)妲�(g貌u)瑷�(sh猫)瑷堢当(t菕ng)涓€妯�(bi膩o)婧�(zh菙n)銆嬭(gu墨)瀹氱殑淇濊瓑鐜�95%鐨勮姹傦紝娣峰嚌鍦熷挤搴︽(bi膩o)婧�(zh菙n)鍊煎彇骞冲潎鍊兼笡1. 645鍊嶇殑妯�(bi膩o)婧�(zh菙n)宸€�

fcu,k =μfcu-1.645σfcu

寮忎腑 fcu,k —— 娣峰嚌鍦熺珛鏂归珨鎶楀寮峰害鐨勫钩鍧囧€�锛�(N /mm2);

μfcu —— 娣峰嚌鍦熺珛鏂归珨鎶楀寮峰害鐨勫钩鍧囧€�锛�(N /mm2);

σf —— 娣峰嚌鍦熺珛鏂归珨鎶楀寮峰害鐨勬(bi膩o)婧�(zh菙n)宸€�

3.鍒嗛爡绯绘暩(sh霉)鍜岃ō(sh猫)瑷堝€�

(1) 鏉愭枡寮峰害鐨勫垎闋呯郴鏁�(sh霉)鍜岃ō(sh猫)瑷堝€�

閶肩瓔寮峰害鐨勫垎闋呯郴鏁�(sh霉)γs 鏍规摎(j霉)閶肩瓔绋涓嶅悓锛屽彇鍊艰寖鍦嶅湪1.1锝�1.5;娣峰嚌鍦熷挤搴︾殑鍒嗛爡绯绘暩(sh霉)γC 瑕�(gu墨)瀹氱偤1.4銆�

鏉愭枡鐨勫挤搴﹁ō(sh猫)瑷堝€� = 鏉愭枡寮峰害妯�(bi膩o)婧�(zh菙n)鍊� / 鏉愭枡鐨勫垎闋呯郴鏁�(sh霉)銆�

銆婃贩鍑濆湡绲�(ji茅)妲�(g貌u)瑷�(sh猫)瑷堣(gu墨)鑼冦€嬩腑鍚屾檪绲﹀嚭浜嗛嫾绛嬪拰娣峰嚌鍦熷挤搴︾殑妯�(bi膩o)婧�(zh菙n)鍊煎拰瑷�(sh猫)瑷堝€�銆�

(2) 鑽疯級鍒嗛爡绯绘暩(sh霉)鍜岃ō(sh猫)瑷堝€�

姘镐箙鑽疯級鐨勫垎闋呯郴鏁�(sh霉)锛屾牴鎿�(j霉)鍏舵晥鎳�(y墨ng)灏嶇祼(ji茅)妲�(g貌u)涓嶅埄鍜屾湁鍒╁垎鍒ュ彇1.2(鎴�1.35)鍜�1.0锛屽彲璁婅嵎杓夌殑鍒嗛爡绯绘暩(sh霉)涓€鑸彇1.4銆�

瑷�(sh猫)瑷堜腑鐐轰簡浣垮緱绲�(ji茅)妲�(g貌u)閬�(d谩)鍒拌(gu墨)瀹氱殑鍙潬鎸囨(bi膩o)锛屽湪瑷堢畻涓噳(y墨ng)閲囩敤鑽疯級瑷�(sh猫)瑷堝€奸€茶瑷堢畻銆�

鑽疯級瑷�(sh猫)瑷堝€�=鑽疯級鐨勬(bi膩o)婧�(zh菙n)鍊� × 鑽疯級鍒嗛爡绯绘暩(sh霉)