leaded gas 中文意思是什麼
leaded gas
解釋
加鉛汽油, 含鉛汽油-
Gas chromatography - mass spectrometry ( gc - ms ) analyses showed that both potassium permanganate and chlorine could oxidate the organic matters with unsaturated functional groups into those with carboxyl, hydroxyl and aldehyde. and it was further revealed that after preoxidation by potassium permanganate, the sorts of organic matters were reduced remarkably, however, chlorination leaded to increase of the sorts of orgnic matters and brought some chloro - organics such as chlorobenzene, chlorophenol, and trichloro - ethane
通過色譜-質譜聯用（ gc - ms ）評價分析了高錳酸鉀和氯對有機物結構的改變，高錳酸鉀和氯均將原水中的一些不飽和性有機物氧化分解為一些含氧基團的有機物，如羧酸類、醇類和醛等有機物，但預氯化會在水中出現一些鹵代物，鹵代產物不僅出現在苯環上，而且出現在鏈烴上。 -
The combined efforts of our two environmental protection agencies have already resulted in china s recent decision to eliminate the use of leaded gas and in the undertaking of joint studies on the health effects of air pollution
我們也強化與澳洲、泰國、菲律賓的聯盟，下個月柯林頓總統訪問這些國家時，可望加強與它們的關系。我們也擴大對當地軍事設施的利用管道，以增強先期部署部隊的力量。
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