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emission是什么意思

emission

英[iˈmɪʃn] 美[ɪˈmɪʃən]

n.排放，辐射；排放物，散发物（尤指气体）；（书刊）发行，发布（通知）

eruption

双语例句

1 . the emission of carbon dioxide into the atmosphere: 向大气排放二氧化碳

2 . The emission of gases such as carbon dioxide should be stabilised at their present level.: 二氧化碳等气体的排放应该稳定在当前水平。

3 . States have the option of adopting the even tougher California emission standards.: 各州也可以任意选择,是否采用加利福尼亚州更严格的排污标准.

4 . Thus, noncontinuous emission limitations were appropriate only when continuous controls were infeasible.: 因此, 非持续性排放限制只有在持续性控制技术变得不可行时才是适当的.