Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄ Chinese
Google | Forvo | +
to phrases
sludge activation
ecol. 污泥活化
sludge activation
: 4 phrases in 1 subject
Technology4

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips