| Pr | praseodymium; prednisolone; presbyopia; primary; prism; production rate [of steroid hormones]; prola... |
|---|
| praseodymium | <chemistry, element> An elementary substance, one of the constituents of didymium; so called from the green colour of its salts. Atomic weight: 143.6 Abbreviation: Ps Source: Websters Dictionary (01 Mar 1998) |
|---|
Synonyms :
| praseodymium |
a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
Ãâó: wordnet.princeton.edu/perl/webwn
|
|---|
| praseodymium | a soft yellowish-white trivalent metallic element of the rare earth group |
|---|
Á¦Ç°¸í |
ÆÇ¸Å»ç |
º¸ÇèÄÚµå | ¼ººÐ/ÇÔ·® | ±¸ºÐ/º¸Çè±Þ¿© |
|---|
Á¦Ç°¸í |
ÆÇ¸Å»ç |
º¸ÇèÄÚµå | ¼ººÐ/ÇÔ·® | ±¸ºÐ/º¸Çè±Þ¿© |
|---|