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英文工作推荐信格式范文(一)Dear Sir/Madam,this is a letter of recommendation for kathleen floyd. i have only known kathleen since may, 2008 but i believe she is one of the finest students i have ever ha
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so that it will not be failure for the sustainable use of mankind. Special priority should be to protect those valuable and endangered marine life in danger. According to the survey departments of the United
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Oceans becoming more acidicThe world's oceans are slowly getting more acidic, say researchers from California say the change is taking place in response to higher levels of carbon dioxide in the
Oceans becoming more acidicThe world's oceans are slowly getting more acidic, sa
1. 指学科而言:Marine Biology。2. 指海洋生物的生物统称而言:halobios(halo- 开头的是“好盐”、“喜盐”的意思)。
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1. 指学科而言:Marine Biology。2. 指海洋生物的生物统称而言:halobios(halo- 开头的是“好盐”、“喜盐”的意思)。
1、海洋蕴含丰富的生物资源。海洋是生命的摇篮,在海里生活着成千上万的海洋生物。它们不仅是维护地球生态系统的重要组成部分,而且为人们提供了大量的食物。海鲜不仅美味
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