2015㽭ʡбҵѧԣо
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5ijͬѧձͲͬһУֱװ20ͬҺ壨ͼһʱʣҺٵ
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1ҳ11ҳ
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A.ϷӦ B.ֽⷴӦ C.ûӦ D.ֽⷴӦ 7Сνṹͼȷ
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A.߸ B.ҽϻʱϷ C.δʳ D.Чûߵķ 10ͼijȼijһʾͼó
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ʱٱպS1綯ʼե֭е·ͼҪ M S1 S1 S1 S2
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17ÿijЩϸҩǿĽDZвij
ô ۵Ĺ۵㣬ϸҩǿԭĽ£
ͬһϸȺIJͬϸʱϸͨ 壬ڿҩϴ濹ҩǿĸֳʹҩǿĸڲ졣 ࡣ
(1)ҩϸһ״״ϸڵ (2)ͼͿ֪ϸҩǿ Ľ 18ϲһлͼǵʾͼ
(1)ʱ䣬ͳԽ͵Խ (2)߽һΪ5ţˮ2ףˮƽƶ 1סһУ߿˷Ϊ
19̫ϵа˴ǵĴС״̫ԶȶDzͬġ 3.5% N2 (1)DZнϺĴ㣬ƽ¶ȸߴ464棬Ҫ ͼʾݴƲ⣬DZ¶ȸߵԭ֮һ ӶǿҵЧӦ
96.5% CO2 (2)д̫ϵڵǣ
(19ͼ) 20ͼʾIJ̼ܽԭͭʵ顣
(1)Aĺɫʱɹ۲쵽B ̼ͭ (2)Ϸ֣Ӧɵĺɫͭܺ A
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3ҳ11ҳ
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(2)ѿ٤Թ۵ĻϽһƣ˶еûܵã
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(3)Ŀǰԡֶ̬ϵͳȶԵĹϵҪֹ۵㣺
۵һ̬ϵͳȶȡֵĶ٣ֽ϶̬ϵͳױȶ
۵ֶֻһڲʹ̬ϵͳȶԽȺ ӷ̬ϵͳȶԡ
ǿѧͨоõIJ֤ݣֹ֧۵һ ɶѡ
4ҳ11ҳ