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2017 *㶫ʡ纸̼ӿ
һѡ⣨ 25 ⣬ÿ 2 ֣ÿıѡУֻ 1 ⣩ 1̼ʱٶ__ A BٲȼС Cٲۿ Dٲ۳ߴ 2ֵ̼Ĺ֯Ϊִ______ A B C Dκ֯ 3ĶԽҪȫ͸â¿񻡺˫溸Ҫ󺸵溸 ()ﵽ__ A30%40% B40%50% C50%60% D60%70% 4 __Ƿֹյ͸ֲơ ƺӰִӲ֯Чʩ AԤ BС CֱӵԴ Dȴ 5÷ֶ̣__ɽжֶַȡ Aӹ Bӹ Cϳӹ Dĥӹ 6__Сȼϳĺӡ A˿ B弫 C D״ 7ƿѹΪ__MPa A15 B18 C20 D22

8 fp ȷ岢ָijļδļ־ʱ feof(fp) ֵΪ A0 B1 C-1 Dһ 0 ֵ 9 ѹ__ǰ ѹԪ֮ĶԽӺӽͷҪȫ͸ T νͷȣ Ӧкӹ Aˮѹ B C Dʩ 1016Mn ֺʱӦѡ______ AE4315 BE5015 CE5515-G DE6015-D1 11Ӱ״˺Եָ__ A쳤 B Cǿֵ Dǿֵ 12ֹѹʱƵĴʩû__ AԤ B Cɺ D 13岻ֵĺӵ(A)һȡֱ(mm)__ A1520 B2530 C3540 D4550 14ڶѹİۻβͣ״ף __ɵġ AӲе׺ B˽ϴĺ CʱǶȲȷ Dۡ⼣ 15__־丯ʴС A B C 16ʱвҪΪס  A

B CO CӦ CO2 DCO 17ټ벻ֱʱ__ Aߵ绡ȶ B Cʹ Dʹټۻ 18Ͻ۵͡ǿȵ͡ۻʱûɫ仯˺ ʱײ__ȱݡ A Bͷǿ C D 19ѼѺϽ벻ʱΪ˱Ӹ򣬳ú벼__ ķ A B绡ΧӴų C D¿ڱӺ 20Ȧʽͨ__ںӵ A翹ļ϶ BμȦľ Cصѹ D· 21ѡУ__ǺҩƤ A BϽ C׼ D 22ʱֹ״ʩҪ__ȡ Aɺ B̼ CʯīҩƤ D 23__ɴﵽ¶ߡ A B C̼ D΢̼ 24__Dzԭ A㡢֮ɾ Bӵ̫С Cٶ̫

Dδ涨ɺ 25__ǼСӦĴʩ Aúĺ˳ͷ BнСĺ CԤ Dýϴĺ ѡ⣨ 25 ⣬ÿ 2 ֣ÿıѡУ 2 2 ⣬ 1 ѡⲻ÷֣ѡѡÿѡ 0.5 ֣ 1̼ؽṹֵƺöλֺ͹涨űʾֱʾ ̼*ֵ__ Aʮ֮ B԰ٷ֮ Cǧ֮ D֮ 2__Ӳϲʱһ㲻ơ A B Cֺ̼ D 3ѹø 16MnDR ʹ¶Ϊ__档 A-20 B-40 C-50 D-60 4ͬʱЧijɷ__ AMnO BCaO CFeO DCaF2 518MnMoNb ֵĺԽϲǰҪԤȣԤ¶Ϊ__档 A100130 B130150 C150180 D180250 6ĶԽҪȫ͸â¿˫񻡺գڽк󺸵溸 ʱ۳رΪ__ɫʾҪ Aɫ B C D 7ĴСʵĵܼʼ__ȣ뵼 ȡ Aĵ

B Cij D 8̼̼__ʽΪ Fe3CӲࡣ A B Cе Dе 9ӻþϽʱӦ__Ϊ缫 A B Cˮͭ D 10ǰ¿ڱԵļʱ__ʱ䡣 A B뺸йصĸ C빤йصĸ 11__ӱΡ A岻 Bȸ CQ345 (16Mn) D״ 12ṹֺе׻ᵼ__ Aδۺ B´ C´ D 13ټ벻ԴӦ__ԡ Aˮ* B C D 14Եijָ겻   Aδ Bψ CAk Dα 15__ǷƻԼ顣 A Bˮѹ Cɫ D 16ͭԪط__ AAl C

BCr Ar CCr Ca DAl Cu 17__Žװһֹߡ Aн Bѹ C Dž 18__Ӱ캸ѭء AԤȺͲ¶ BӲ Cĸĵ Dλ 19__־ǿҵĴӲ A B C 20¸ֱ뱣֤Ӧĵ¾__ǿȲҪ Aܸߵĵ B㹻ĵ C㹻ĵ Dϵ͵ĵ 21__ȱݲڲоԤȺӷ Aɰ B͸ CıߡǴδ͸ DնȽϴ 22ѹΪ 1.6MPap100MPa ѹΪ__ Aѹ Bѹ Cѹ Dѹ 23ҵֲͨ粻߱__ŵ㡣 AͨЧϺ Bܺص㲼õ CӰΧ Dҵߺ 2415MnV __֡ AQ345 BQ420 CQ490 DQ390 25__DzⶨӽͷʱԵһ鷽 A

B C DӲ



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