| 查看: 445 | 回复: 1 | ||
songjianguo银虫 (小有名气)
|
[求助]
几句英文翻译，求帮助
|
|
In general, the trans-esterification is base catalyzed while the esterification is catalyzed by acids, although alternative acid/base catalysts could be used but at prohibitive reaction rates. The FAME synthesis stage is followed by several neutralization and purification steps. Nonetheless, all conventional methods suffer from problems associated with the use of homogeneous catalysts, leading to severe economical and environmental penalties. Thishas to change in view of the large growth worldwide in biodiesel production. |
回复此楼» 猜你喜欢
售SCI-T0P文章，我:8O.5.5.1.O.54,科目齐全,可+急
已经有6人回复
-
售一区SCI文章T0P，我:8O.551.O54,科目全,可十急
已经有9人回复
-
售SCI-T0P文章，我:8O.5.5.1.O.54,科目齐全,可+急
已经有3人回复
-
考博求助
已经有3人回复
-
售SCI一区文章，我:8.O.551.O.5.4,科目全,可伽急
已经有5人回复
-
售SCI一区T0P文章，我:8.O.55.1.O.5.4,科目全,可+急
已经有4人回复
-
售SCI一区T0P文章，我:8.O.55.1.O.5.4,科目全,可+急
已经有5人回复
-
售SCI-T0P文章，我:8O.5.5.1.O.54,科目齐全,可+急
已经有9人回复
-
售一区SCI文章T0P，我:8O.551.O54,科目全,可十急
已经有9人回复
-
售SCI一区T0P文章，我:8.O.55.1.O.5.4,科目全,可+急
已经有10人回复
songjianguo
银虫 (小有名气)
- 应助: 0 (幼儿园)
- 金币: 144.4
- 散金: 48
- 红花: 2
- 帖子: 82
- 在线: 36.4小时
- 虫号: 1089946
- 注册: 2010-09-05
- 专业: 化学反应工程
已经解决 2楼2013-11-22 16:31:26
10