“鈹”造句
2024年05月15日 00:48:47
解釋為什么鋇能形成過(guò)氧化物而
鈹則不能。
Explain why barium forms peroxide but beryllium does not.
然而
鈹的毒性限制了它的作用.
However the toxic properties of beryllium limit its application.
但如果用鋁包覆
鈹,則可避免加工過(guò)程中及儲(chǔ)存期間的中毒問(wèn)題.
Toxicity problem in manufacturing and storage might be alleviated by coating beryllium with aluminum.