问题
填空题
病毒灭活血浆制备时，需要将血袋悬挂于支架上，打开导管夹，使血浆经（），流入光照袋后光照灭活。
答案
参考答案：亚甲蓝添加元件
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病毒灭活血浆制备时，需要将血袋悬挂于支架上，打开导管夹，使血浆经（），流入光照袋后光照灭活。
参考答案：亚甲蓝添加元件
| 完型填空 | ||||
| Li Yanhui and Wang Fang are in 1 same school. They are 2 the same grade , too. They are good 3 .After class , they often 4 games. 5 friends play 6 .Some play basketball, 7 play football , some fly kites (放风筝) and others ride(骑) 8 .They 9 swim,jump, and sing, too. They 10 all good students. They love their school. | ||||
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