puparia相关的网络例句
查询词典 puparia
- 与 puparia 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In order to produce chitin derivative with high-quality, the processing for producing chitin from puparia of silkworm Bombyx mori were optimized: puparia were dipped in 3% HCl for 22 h at 30℃, then in 5% NaOH for 4 h at 85℃, followed by decoloring in 10% H2O2 for 0.5 h under 85℃.
为制备高品质甲壳素衍生物,研究了利用家蚕蛹皮制备甲壳素的最佳工艺条件:将家蚕蛹皮用3% HCl在30℃条件下浸泡22h,再用5%NaOH在85℃条件下水浴4h,然后用10%H2O2于85℃下加热脱色0.5h。
- 推荐网络例句
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The circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.
该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性,而切还赋予它以新的意义。
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If he thought that he could buy me off, he would be wrong.
如果他认为他可以收买我,那他就大错特错了。
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Can I be excused today's lesson?
我可以不上今天的课吗?