以前广泛使用的增氧剂是甲基叔丁基醚，后来有研究发现甲基叔丁基醚会污染地下水，因此在2004年久停止使用了。

Previously, MTBE (methyl tertiary - butyl ether) was the oxygenate of choice, but fell out of favour in 2004 when it was found to contaminate ground water.

youdao

探讨乏氧细胞放射增敏剂的蛋白酶抑制活性。

OBJECTIVE To discuss the inhibitive activity of proteinase of hypoxic cell's radiosensitizer.

youdao

[目的]探讨乏氧细胞放射增敏剂的蛋白酶抑制活性。

OBJECTIVE To discuss the inhibitive activity of proteinase of hypoxic cells radiosensitizer.

youdao

[目的]探讨乏氧细胞放射增敏剂的蛋白酶抑制活性。

OBJECTIVE To discuss the inhibitive activity of proteinase of hypoxic cells radiosensitizer.

youdao