24小时热门版块排行榜    

查看: 2099  |  回复: 11
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

雨璐花香

铜虫 (小有名气)

[求助] 求DO值

文献中提到含氧量为21%,相对应的DO值应该怎么算呀?
回复此楼
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

刘兵

铁杆木虫 (著名写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★
TonyGeN: 金币+1, 感谢参与交流 欢迎常来 2013-01-13 09:22:57
雨璐花香: 金币+5, ★★★★★最佳答案 2013-01-13 09:36:16
您说的含氧量是在这一段吗?
μmax and KDO for each isolate were determined by a protocol described previously (Park and Noguera 2004). Briefly, this method used a set of eight serum bottles containing different oxygen levels (0%, 0·3%, 0·6%, 1%, 2%, 5%, 10%, 20% O2 in the gas phase) and a multi-magnetic stirrer to grow AOB simultaneously and estimate specific growth rate (μ, day−1) for different DO concentrations (i.e. different serum bottles). For each serum bottle, the changes in NH3 and AOB biomass (X) were simulated using Eqns (1) and (2):
首先在文章中提到了用到的DO为0.12-0.24ppm,在文章的第一段ammonia-oxidizing bacteria enrichment and isolation中第一句话就介绍了 gas cylinders (AGA) 用的O2 为0.3or 0.6% DO wei 0.12-0.24ppm,如果要看文献的话请好好阅读其中的内容并前后联系。
另外我也在做AOB NOB数学模型的研究,感谢你提供这篇文献。
永远爱老婆!
9楼2013-01-12 23:19:39
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 12 个回答

sky_pele

铁杆木虫 (著名写手)

你把你所谓的文献说全了好吗
2楼2013-01-10 23:17:58
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

刘兵

铁杆木虫 (著名写手)

【答案】应助回帖

★
感谢参与,应助指数 +1
ymnh: 金币+1, 感谢参与,欢迎常来环境版 2013-01-12 13:05:45
纯氧气的饱和DO值也就几十ppm 吧,一下子来个21%,看不懂,请把问题说全了。
永远爱老婆!
3楼2013-01-11 20:36:48
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

雨璐花香

铜虫 (小有名气)

引用回帖:
3楼: Originally posted by 刘兵 at 2013-01-11 20:36:48
纯氧气的饱和DO值也就几十ppm 吧,一下子来个21%,看不懂,请把问题说全了。

文献里就这么说的
characterization of two ammonia-oxidizing bacteria isolated from reactors operated with low dissolved oxygen concentrations.pdf(1.17MB)
http://kuai.xunlei.com/d/LnU4DYUqddXwUAQA608?p=130497
4楼2013-01-12 11:27:42
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 G2rhSvqvhNzl 2026-11-10 6/300 2026-11-12 10:41 by HajghKOMynmz
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +5 G2rhSvqvhNzl 2026-11-10 6/300 2026-11-12 10:30 by HajghKOMynmz
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +7 FChKX8meu1ds 2026-11-09 9/450 2026-11-12 10:03 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +8 zSbvVX9JFl9J 2026-11-09 12/600 2026-11-12 09:21 by HajghKOMynmz
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 TgvkbZZl9tqB 2026-11-11 5/250 2026-11-12 08:15 by HajghKOMynmz
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +3 cdqGD6ftHmbl 2026-11-11 4/200 2026-11-12 08:04 by HajghKOMynmz
[考博] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 cdqGD6ftHmbl 2026-11-11 4/200 2026-11-12 08:02 by HajghKOMynmz
[论文投稿] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 cdqGD6ftHmbl 2026-11-11 3/150 2026-11-12 07:53 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +3 Z7qfCsdIiD1T 2026-11-10 6/300 2026-11-12 06:58 by 9fOTqj074tIg
[考博] 售SCI一区T0P文章,我:8O.55.1.O.5.4,科目齐全,可+急 +3 czAiolzR0IJC 2026-11-10 6/300 2026-11-12 06:47 by 9fOTqj074tIg
[考研] 售SCI一区T0P文章,我:8O.55.1.O.5.4,科目齐全,可+急 +6 czAiolzR0IJC 2026-11-10 8/400 2026-11-12 06:34 by 9fOTqj074tIg
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +5 czAiolzR0IJC 2026-11-10 5/250 2026-11-12 06:25 by 9fOTqj074tIg
[硕博家园] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +3 G2rhSvqvhNzl 2026-11-10 5/250 2026-11-12 06:14 by 9fOTqj074tIg
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 6/300 2026-11-12 06:03 by 9fOTqj074tIg
[教师之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 4/200 2026-11-12 06:03 by 9fOTqj074tIg
[基金申请] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +3 FChKX8meu1ds 2026-11-09 7/350 2026-11-12 05:19 by 9fOTqj074tIg
[基金申请] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +3 Z7qfCsdIiD1T 2026-11-11 4/200 2026-11-12 02:56 by 9fOTqj074tIg
[硕博家园] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 5sJFDKp2kwuI 2026-11-06 10/500 2026-11-09 08:00 by IhnEQauGmT3K
[公派出国] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +4 5sJFDKp2kwuI 2026-11-06 8/400 2026-11-09 00:14 by l48hFd8Nwae2
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 5sJFDKp2kwuI 2026-11-06 8/400 2026-11-08 23:01 by l48hFd8Nwae2
信息提示
请填处理意见