时间：2023-11-03 早教知识 查看: 22
搴旇鏄疓arbageCollector
鍥犱负鍦–璇█涓垎閰嶅湪鍫嗕腑鐨勫唴瀛橈紝闇瑕佹墜鍔ㄩ噴鏀俱備絾鏄▼搴忓憳浼氭湁鏃跺繕璁伴噴鏀炬垨绋嬪簭鐨勯敊璇紝鎵浠ュ紩鍏ヤ簡鏅鸿兘GC銆傛瘮濡?
inti=0;
int*s=(int*)malloc(4*sizeof(int));
s=&i;
杩欐牱浼氶犳垚4涓猧nt(16瀛楄妭)鍐呭瓨娉勬紡銆傛櫤鑳紾C浼氳嚜鍔ㄩ噴鏀捐繖16涓瓧鑺傘?/p>
2014鏄叏杩涘彛鐨勶紝2014C鏄ぇ閮ㄥ垎鏍稿績閮ㄤ欢杩涘彛锛屾瘮濡傛娴嬪櫒锛岀劧鍚庡墿涓嬬殑鏄浗浜х殑锛岀劧鍚庡湪鑻忓窞宸ュ巶缁勮鐨勩?
CUSN12-C-GC灞炰簬寰锋爣閾搁犻敗闈掗摐锛屾墽琛屾爣鍑嗭細DINEN1982-2008閾滃拰閾滃悎閲?閾搁敪鍜岄摳浠?/p>
CUSN12-C-GC鍖栧鎴愬垎濡備笅鍥撅細
GC=continuouscasting/杩炵画閾搁?br/>GZ=centrifugalcasting/绂诲績娴囨敞娉?br/>GS锛堟棫浠ｅ彿锛欸锛?sandcasting/鐮傚瀷閾搁?br/>GM锛堟棫浠ｅ彿锛欸K锛?mouldcasting/妯″瀷閾搁?br/>GP锛堟棫浠ｅ彿锛欸D锛?pressuredie-casting/鍘嬪姏鎷夋ā閾搁?/p>
鏍规嵁璐ㄩ噺瀹堟亽瀹氬緥锛屽弽搴?A+B=2C+3D涓紝3gA涓?gB鎭板ソ瀹屽叏鍙嶅簲鐢熸垚5.4gD鏃剁敓鎴怌鐗╄川璐ㄩ噺=3g+8g-5.4g=5.6g锛岋紟
璁鹃渶瑕丄鐨勮川閲忔槸x
3A+B=2C+3D
3g5.6g
x11.2g
3g5.6g锛?tablecellpadding="-1"cellspacing="-1">x11.2g
x=6g
鏁呯瓟妗堜负锛?锛?
Am鍜屽鸡鏄敱6銆?銆?涓夐煶鍙犵疆鏋勬垚鐨勫皬涓夊拰寮︼紝鏍归煶鍦ㄤ簲寮︾┖寮︼紱
Dm鍜屽鸡鏄敱2銆?銆?涓夐煶鍙犵疆鏋勬垚鐨勫皬涓夊拰寮︼紝鏍归煶鍦ㄥ洓寮︾┖寮︼紱
Em鍜屽鸡鏄敱3銆?銆?涓夐煶鍙犵疆鏋勬垚鐨勫皬涓夊拰寮︼紝鏍归煶鍦ㄥ洓寮︿簩鍝侊紱
G鍜屽鸡鏄敱5銆?銆?涓夐煶鍙犵疆鏋勬垚鐨勫ぇ涓夊拰寮︼紝鏍归煶鍦ㄥ叚寮︿笁鍝侊紱
C鍜屽鸡鏄敱1銆?銆?涓夐煶鍙犵疆鏋勬垚鐨勫ぇ涓夊拰寮︼紝鏍归煶鍦ㄤ簲寮︿笁鍝侊紱
F鍜屽鸡鏄敱4銆?銆?涓夐煶鍙犵疆鏋勬垚鐨勫ぇ涓夊拰寮︼紝鏍归煶鍦ㄥ洓寮︿笁鍝侊紱
F7鍜屽鸡鏄敱4銆?銆?銆乥3锛堥檷Mi锛夋瀯鎴愮殑锛屾槸浠涓烘牴闊冲睘7鍜屽鸡锛屾牴闊冲湪鍥涘鸡涓夊搧锛?/p>
鈥滃悏浠栧拰寮︹濇寚鍦ㄢ滃悏浠栤濅笂鎵寮瑰鐨勨滃拰寮︹濓紝涔熸寚鐢卞嚑涓笉鍚岀殑闊崇粍鎴愮殑鍜屽０銆傚拰寮︽槸鐢变笁涓垨涓変釜浠ヤ笂鐨勯煶锛屾寜鐓т竴瀹氱殑闊崇▼鍏崇郴鍙犵疆璧锋潵锛堝嵆鍚屾椂濂忓搷锛夌殑缁勫悎銆?/p>
鎵╁睍璧勬枡锛?/strong>
鍜屽鸡鐨勪綔鐢?/p>
1C锛屽嵆1绾у拰寮︼紝鏄敤鏉ユ槑纭皟鎬х殑銆備竴鑸ぇ璋冪殑姝屾洸閮戒互瀹冨紑濮嬶紝涔熶互瀹冪粨鏉熴備笉杩囧湪鏇插瓙鐨勪腑闂村彲浠ュ敖閲忓皯鐢ㄤ富鍜屽鸡锛屽惁鍒欒佹槸缁欎汉浠ョ粓姝㈡劅锛屼箰鏇茬殑杩涜涔熶細寰堢‖銆?/p>
2銆丏m锛屽嵆2绾у拰寮︼紝鏄竴涓緢鏌斿拰鐨勫拰寮︼紝瀹冪殑鏈閲嶈鐢ㄩ斿氨鏄斁鍦ㄥ睘鍜屽鸡鍗?绾у拰寮︿箣鍓嶃傝?绾у拰寮﹀垯鑷劧瑕佸洖鍒?绾у拰寮︼紝鎵浠ュ緢瀹规槗灏卞舰鎴愪簡2-5-1鐨勮繘琛屻傝繖鏄竴涓瀬鍏跺父鐢ㄧ殑杩涜銆?/p>
3銆丒m锛屽嵆3绾у拰寮︼紝涔熸槸涓涓崄鍒嗘煍鍜岀殑鍜屽鸡銆傞煶涔愮殑杩涜涓湁浜嗗ス椹笂灏变細鍙樺緱鏌旂編鑰岀暐甯﹀咖浼ゃ?-3-4鐨勮繘琛岋紝涔熷嵆鍦–澶ц皟涓殑C-Em-F鏄竴涓緢甯哥敤鐨勮繘琛屻備箰鏇蹭腑鏈潵鐢?绾у拰寮︾殑鍦版柟鏈夋椂鍙互鑰冭檻鎹㈡垚3绾у拰寮︼紝闊充箰绔嬪嵆灏变笉寮虹‖浜嗐傛腐鍙伴煶涔愪腑杩欑鎵嬫硶寰堝父鐢ㄣ?/p>
4銆丗锛屽嵆4绾у拰寮︼紝澶ц皟涓殑鍙堜竴姝ｄ笁鍜屽鸡锛屽睘浜庨骞插拰寮︿箣涓銆傚畠鍗佸垎鏄庝寒锛岃浜烘劅瑙夊績鑳稿紑闃旓紝鏈変竴绉嶄竴涓嬪瓙鈥滈鈥濊捣鏉ョ殑鎰熻銆傛垜浠惉鍒扮殑缇庡浗涔℃潙涔愪互鍙婃弿鍐欒タ閮ㄥぇ鑽夊師鍜屽ぇ宄¤胺鐨勬瓕鏇查兘鏄娇鐢?绾у拰寮︽潵琛ㄧ幇鐨勩?绾у拰寮﹀悗闈㈣窡4绾т笌璺?绾у拰寮︽槸缁濆涓嶅悓鐨勩?/p>
5銆丟锛屽嵆5绾у拰寮︼紝澶ц皟涓殑绗笁涓涓夊拰寮︼紝浠讳綍涓棣栨瓕鏇查兘涓嶅彲缂哄皯銆傚畠璧风潃瀵逛富鍜屽鸡鏀拺鐨勪綔鐢ㄣ備箰鏇茬殑缁堟鎰熷氨鏄敱5-1杩欐牱鐨勮繘琛屼骇鐢熺殑銆?/p>
褰撶劧鐜颁唬娴佽闊充箰鐗瑰埆鏄缇庨煶涔愪腑涓嶄娇鐢?-1缁堟鐨勬瓕鏇蹭篃寰堝锛岃繖姝ｆ槸娴佽闊充箰鐨勭壒鑹诧紝浣?绾у拰寮︿綔涓洪煶涔愮殑楠ㄦ灦鍜屽鸡浠嶇劧涓嶅彲鍔ㄦ憞銆?/p>
6銆丄m锛屽嵆6绾у拰寮︼紝涓涓腑鎬х殑鍜屽鸡锛屽鏋滄妸瀹冧綔涓轰富鍜屽鸡閭ｅ氨鏄皬璋冧簡銆傛瓕鏇茶偗瀹氫細鍙樺緱蹇ч儊銆佹偛浼ゃ傚鏋?绾у拰寮﹀嚭鐜板湪澶ц皟涓殑鏌愪簺閮ㄥ垎锛岄偅瀹冭捣鍒扮殑灏辨槸杩炴帴涓嶅悓鍜屽鸡鐨勪綔鐢ㄣ?绾у拰寮﹁薄涓搴фˉ锛屽畠鍓嶉潰鍙互鎺ュ嚑涔庢墍鏈夌殑鍜屽鸡锛屽悗闈篃鏄姝ゃ?/p>
瀹冨彲浠ヤ娇鍜屽鸡鍙樺緱杩炶疮銆佷笉鍛嗘澘銆?-6-4-5鏄瀬涓哄父鐢ㄧ殑妗ユ锛屼簨瀹炰笂灏辩敤杩欏洓涓拰寮﹀氨鍙互鍐欐瓕浜嗐?/p>
7銆丅dim锛屽嵆7绾у拰寮︼紝鍦ㄦ祦琛岄煶涔愪腑寰堝皯鐢ㄣ傚洜涓哄畠鏄噺涓夊拰寮︼紝鏈変竴绉嶅悜閲屾敹缂╃殑绱у紶鎰燂紝涓鑸彧鍦ㄦ煇浜涚壒瀹氳繘琛屼腑浣跨敤锛屾垨鏄负浜嗘牴闊崇殑娴佸姩鑰屼娇鐢ㄣ?/p>
鍙傝冭祫鏂欐潵婧愶細鐧惧害鐧剧鈥斿悏浠栧拰寮?/a>