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Na2O-equivalent

Chinese translation: 氧化鈉當量

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GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
English term or phrase:Na2O-equivalent
Chinese translation:氧化鈉當量
Entered by: Li Cao
Options:
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05:55 Nov 26, 2008
English to Chinese translations [PRO]
Tech/Engineering - Materials (Plastics, Ceramics, etc.)
English term or phrase: Na2O-equivalent
水泥方面专业词汇。谢谢。
Li Cao
United States
Local time: 13:30
氧化鈉當量
Explanation:
See http://pcces.archnowledge.com/CSINewForum/Default.aspx?g=pos...
Na2O氧化鈉當量不得超過2.4Kg。

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Note added at 41 mins (2008-11-26 06:37:00 GMT)
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See page 21 at http://thesis.lib.ncu.edu.tw/ETD-db/ETD-search/getfile?URN=8...

2-2-3 水泥和混凝土中的鹼量
鹼金屬元素包括了Li、Na、K、Rb、Cs,鹼金屬的氧化物與水
發生反應形成鹼。水泥中含有鹼金屬的氧化物是Na 和K,在水泥工業中習慣以鹼含量 (alkali content)來表示。因為Na2O 和K2O 的分子量不同(Na2O=62.0,K2O=94.2)。
所以氧化鈉當量通常表示為:
Na2O equivalent (%)=Na2O (%)+(62.0/94.2)*K2O (%)
= Na2O (%)+0.658 *K2O (%)
Selected response from:

ysun
United States
Local time: 15:30
Grading comment
谢谢
4 KudoZ points were awarded for this answer

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Summary of answers provided
4 +3氧化鈉當量ysun


  

Answers


22 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5 peer agreement (net): +3
na2o-equivalent
氧化鈉當量


Explanation:
See http://pcces.archnowledge.com/CSINewForum/Default.aspx?g=pos...
Na2O氧化鈉當量不得超過2.4Kg。

--------------------------------------------------
Note added at 41 mins (2008-11-26 06:37:00 GMT)
--------------------------------------------------

See page 21 at http://thesis.lib.ncu.edu.tw/ETD-db/ETD-search/getfile?URN=8...

2-2-3 水泥和混凝土中的鹼量
鹼金屬元素包括了Li、Na、K、Rb、Cs,鹼金屬的氧化物與水
發生反應形成鹼。水泥中含有鹼金屬的氧化物是Na 和K,在水泥工業中習慣以鹼含量 (alkali content)來表示。因為Na2O 和K2O 的分子量不同(Na2O=62.0,K2O=94.2)。
所以氧化鈉當量通常表示為:
Na2O equivalent (%)=Na2O (%)+(62.0/94.2)*K2O (%)
= Na2O (%)+0.658 *K2O (%)


    Reference: http://pcces.archnowledge.com/CSINewForum/Default.aspx?g=pos...
ysun
United States
Local time: 15:30
Native speaker of: Chinese
PRO pts in category: 32
Grading comment
谢谢

Peer comments on this answer (and responses from the answerer)
agree  Han Li
18 mins
  -> Thanks, Xiao Han!

agree  lemonde
6 hrs
  -> Thanks, lemonde!

agree  Yurek
7 hrs
  -> Thanks, Yurek!
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