“胂”造句
2024年05月30日 04:49:09
胂是一种无色的有毒的气体需要小心地对待.
Arsine is a colorless, poisonous gas that requires careful handling.
本文研究了DCB偶氮
胂与Cr2O2-7的褪色反应.
The fading reaction of DCB arsenazo with Cr 2 O 2 - 7 was studied.
本文研究了DCB偶氮
胂与Cr2O2 - 7的褪色反应.
The fading reaction of DCB arsenazo with Cr 2 O 2 - 7 was studied.