Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Terms for subject
Chemistry
containing
negative electron
|
all forms
|
exact matches only
|
in specified order only
English
Chinese
electron capture negative ion chemical ionization
电子捕获负离子化学电离
negative electron
affinity photocathode
负电子亲和势光电阴极
Get short URL