CAN在化学上是什么意思？ designate在化学中是什么意思？ Eg The exp...
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designate\u7684\u610f\u601d\u662f\u6307\u5b9a\u5316\u5b66\u65b9\u7a0b\u5f0f\u3002
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容器
绛旓細3銆佺噧鏂欑數姹犵數鍔ㄦ苯杞 鐕冩枡鐢垫睜鐢靛姩姹借溅(Fuel Cell Electric Vehicle锛孎CEV)鏄埄鐢ㄦ阿姘斿拰绌烘皵涓殑姘у湪鍌寲鍓傜殑浣滅敤涓嬶紟鍦ㄧ噧鏂欑數姹犱腑缁忕數鍖栧鍙嶅簲浜х敓鐨勭數鑳戒綔涓轰富瑕佸姩鍔涙簮椹卞姩鐨勬苯杞︺傜噧鏂欑數姹犵數鍔ㄦ苯杞﹀疄璐涓婃槸绾數鍔ㄦ苯杞︾殑涓绉嶏紝涓昏鍖哄埆鍦ㄤ簬鍔ㄥ姏鐢垫睜鐨勫伐浣滃師鐞嗕笉鍚屻備竴鑸潵璇达紝鐕冩枡鐢垫睜鏄氳繃鐢靛寲瀛﹀弽搴斿皢鍖栧...
绛旓細鍏朵腑閲庨潚浼忛潚鐏板博鍚按灞備笌澶х叅椤舵澘鐮傚博鍚按灞傜己灏戜笉鍚屾椂闂翠笌鍦扮偣鐨勬按鍖栧璧勬枡瀵规瘮锛屽叾鐗瑰緛涓嶆槸寰堟槑鏄俱傞噹闈掍紡闈掔伆宀╁惈姘村眰鍖栧缁勫垎鏋勬垚锛岄噹闈掔伆宀╁惈姘村眰涓讳綋姘村瀷鏄疕CO3SO4锛CaNa鍨嬫按锛岄儴鍒嗙偣鐨勬按鍨嬫槸HCO3SO4锛岰aMg鍨嬫按銆備紡闈掔伆宀╁惈姘村眰涓讳綋姘村瀷鏄疕CO3Cl锛岰aNa銆傛荤熆鍖栧害涓648.79mg/L锛岀熆鍖...
绛旓細璇风‘淇濇墍鍒楃墿璐ㄧ殑鎬婚噺绛変簬鐧惧垎鐧撅紝瀵逛簬鍖栧鑽搧鎵鏈夎呰鍒椾竴椤规櫘閫氱锛堜緥濡傛秷鍘绘场娌垨婧跺墏锛夈傚苟涓斿鏋滈渶瑕侊紝瑕佸垪寰楁洿澶氥13锛宨f product is confidential or exempt, please explain in the comment section 濡傛灉浜у搧鏄満瀵嗙殑鎴栬鍏嶉櫎鐨勶紝璇峰湪娉ㄩ噴閮ㄥ垎涓婁綔瑙ｉ噴璇存槑銆侾S锛氭垜鏄枃绉戠敓锛屽鍖栧涓绐嶄笉閫氾紝...
绛旓細BaCL2涓嶩NO3涓嶄細鍙嶅簲鍥犱负娌℃湁姘淬佹矇娣銆佹皵浣撲骇鐢燂紝涓嶇鍚堝鍒嗚В鍙嶅簲鐨勬潯浠.閲戝睘涓鑸笉鍜岀⒈鍙嶅簲锛屼絾鍍忛摑杩欑閲戝睘鍏锋湁涓ゆэ紝鏃㈣兘鍜岄吀鍙嶅簲鍙堣兘鍜岀⒈鍙嶅簲銆傞攤銆侀挔銆侀捑銆侀摲銆侀摨杩欏嚑绉嶉噾灞烇紝鍥犱负瀹冧滑鐨勬渶楂樹环姘у寲鐗╁搴旂殑姘村寲鐗
绛旓細chemistry鐨鎰忔濇槸鍖栧 chemistry 闊虫爣:鑻盵ˈkemɪstri] 缇嶽ˈkemɪstri]n. 鍖栧锛涘寲瀛︽垚鍒嗭紝鍖栧鍙嶅簲锛涳紙褰兼闂寸殑锛夊惛寮 鐭鎼厤:1.organic chemistry 鏈夋満鍖栧 2.analytical chemistry [鍖朷鍒嗘瀽鍖栧 3.physical chemistry 鐗╃悊鍖栧 渚嬪彞:1.Alternatively, students can study ...
绛旓細c.e.鈥斺攃aveat emptor锛堟媺涓佽锛夎揣鐗╁嚭闂ㄦ涓嶉鎹紝璁╅【瀹㈠綋蹇;=Church of England 鑻卞浗鍥芥暀浼氾紝鑻辨牸鍏板湥鍏細 =Christian era鍩虹潱绾厓锛堣〃绀烘棩鏈熸椂鐢ㄦ硶鍚 AD锛=Chemical Engineer 鍖栧宸ョ▼甯 =Civil Engineer 鍦熸湪宸ョ▼甯 =customer engineer 鐢ㄦ埛宸ョ▼甯 銆愬寲銆戝厓绱犻搱锛坈erium锛夌殑绗﹀彿 =center of effort ...
绛旓細鎰忔鏄哀鍖栭摐鍙氳繃涓庣⒊鍙嶅簲锛岃繕鍘熶负鍗曡川閾 锛1锛夌⒊瓒抽噺鐨勬椂鍊 2CuO+C= 2Cu+CO2 纰冲皯閲忕殑鏃跺 CuO+C= Cu+CO 锛2锛夐粦鑹茬矇鏈紙姘у寲閾滐級閫愭笎鍙樹负绾㈣壊锛堥摐鍗曡川锛夛紙3锛夊厖N2鐨勭洰鐨勬槸鎺掑幓姘ф皵. 闃叉O2涓庡凡琚繕鍘熺殑Cu閲嶆柊鍖栧悎鎴怌uO
绛旓細銆恈hemistry銆戣闊充笌鎰忔 鑻 ['kemɪstri]缇 ['kemɪstri]n.鍖栧 銆恈hemistry銆戜緥鍙 I prefer chemistry to physics.鎴戝枩娆㈠寲瀛︾敋浜庣墿鐞嗐俉e have three periods of chemistry a week.鎴戜滑涓鏄熸湡涓夎妭鍖栧璇俱侼o one can cope with him in Chemistry.鍦ㄥ寲瀛鏂归潰锛岃皝涔熸瘮涓嶄笂浠栥俉e will...
绛旓細a can鏄涓涓幇鍦ㄦ椂鎬佺殑鍔ㄨ瘝鐭锛氣滀竴涓綈瀛愨濄傝繖涓煭璇氬父鏄敤鏉ユ弿杩扮墿鍝佽瑁呭湪缃愬瓙閲岀殑鎯呭喌銆傚湪杩欑鎯呭喌涓嬶紝a can鍙兘鏄噾灞炵綈锛屽鏂欑綈鎴栧叾浠栨潗鏂欏埗鎴愮殑缃愬瓙銆傚畠鍙互鍖呭惈浠讳綍鐗╁搧锛屼緥濡傞鐗┿佽嵂鍝併佹恫浣撱佹补婕嗐鍖栧鐗╁搧绛夈俛 can涔熷彲浠ヨВ閲婁负鈥滆兘澶熲濄傝繖涓煭璇氬父鐢ㄤ簬璁ㄨ浜烘垨鐗╃殑鏌愮鑳藉姏鎴栫壒娈...
绛旓細閾佹鞍鍖栭捑鐢卞痉鍥藉寲瀛﹀鍒╁ゥ娉㈠痉路鏍奸害鏋椾簬1822骞村彂鐜帮紝寰峰浗鍖栧瀹剁綏浼壒路濞佸粔路鏈敓浜1846骞存垚鍔熸祴瀹氶搧姘板寲閽剧殑缁勬垚鍜岀粨鏅 銆備富瑕佸簲鐢ㄤ簬鐓х浉绾搞侀鏂欍佸埗闈┿佸嵃鍒枫佸埗鑽佽偉鏂欍佸獟鏌撳墏銆佺數闀銆侀犵焊銆侀挗閾佺瓑宸ヤ笟锛鍖栧涓甯哥敤浜庝簹閾佺瀛愶紙Fe2+锛夌殑妫楠 銆傝鐗╄川鐨勪腑蹇冨師瀛愭槸閾佺瀛愶紙Fe3+锛夛紝閰嶄綅浣撴槸姘版牴...
