下列是一系列α-氨基酸:该系列中碳元素的质量分数的最大值接近于 [ ] A.32

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问题:

下列是一系列α-氨基酸:该系列中碳元素的质量分数的最大值接近于  [ ]

A.32%      

B.46.6%     

C.85.7%     

D.92.3%

考点:氨基酸
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AR202N排除干扰气的影响采用的方法是()

A.单色光源排除干扰

B.接收气室之间半透半反窗排除干扰

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横板珊瑚亚钢地史分布的时代是()。

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26岁,人流术后4天,高热2天,腹痛1天,既往有剧烈腹痛、高热病史,后服用红霉素治愈,查体:下腹压痛、反跳痛,宫颈外口有脓液流出,子宫压痛。

可能的诊断为( )

A.急性宫颈炎

B.子宫内膜炎

C.宫外孕破裂

D.宫腔积脓

E.淋病奈氏菌急性盆腔炎

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How many of us would temp for three years while we waited for the perfect job Not many of us, perhaps. But Wentworth Miller, the "Prison Break" star, said he chose to wait even longer time (1) he found the right job.
"Actually I think it might have been three or four years until I was lucky enough to get guest (2) on TV shows," said Miller, 34, who rose to international stardom (3) to "Prison Break" in 2006. That kind of patience and p will was portrayed in "Prison Break". Miller (4) engineering wizard Michael Scofield, who tries everything to break out of a Chicago (5) with his brother. Miller said he was fond of his character, (6) he said "exists in shades of grey".
Miller comes from a (7) of teachers. He said he didn’t seem fated for a career in the arts, (8) his passion for acting. After (9) from Princeton with an English degree, he moved (10) his parents’ request to Los Angeles to look for a stable life. He started (11) in a little company that made television movies. This (12) simply faxing, filing, walking the boss’ dog and going to the store for the boss’ lunch. Every weekend during the summer, Miller (13) go to the office (14) he didn’t have air-conditioning. "I would hang (15) in the conference room and set up camp and rob the company kitchen," recalled Miller.
(16) , Miller realized he still had questions about his choice. He decided to quit. But the boss said he was making a mistake and offered him a well-paid assistant position. "I eventually (17) that if I did the corporate job, it would be great if I was successful, but I would always wonder about the (18) . If I did the acting and was successful, I would never wonder (19) that job," he explained. He quit and temped (20) many people in the entertainment industry.
Now, he’s a hot star and has people coming up to him at film festivals saying, "Weren’t you the one who (21) to stand by the copy machine "
"That was tough, but I’m glad I have that perspective. Because now I’m at a point (22) big shots laugh at all my jokes and I think, You know, I got coffee for people like you for six years’. So I know what’s (23) , because I’ve seen the other side." But what if, when he was offered the corporate job, there had been more money "It was never about the (24) There’s a kind of excitement that comes along with acting. I can’t find it anywhere else. Even if I had to go back to temping, even if this is not the beginning of an amazing career, I would not (25) making that jum
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要使二组分通过平面色谱分离的先决条件是它们的()不同。

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