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- Recent method of synthesizing 3,5-xylenol is sulpho alkaline fusion of dimethylbenzene,it is a very complicated procedure with serious pollution and low-pure products. 國內目前生產(chǎn)工藝是間二甲苯的磺化堿熔法,該方法工藝過(guò)程復雜、污染嚴重,并且產(chǎn)品純度不高。
- Recent method of synthesizing 3,5-xylenol is sulpho alkaline fusion of dimethylbenzene, it is a very complicated procedure with serious pollution and low-pure products. 國內目前生產(chǎn)工藝是間二甲苯的磺化堿熔法，該方法工藝過(guò)程復雜、污染嚴重，并且產(chǎn)品純度不高。
- The citizens of Mexico City live with a serious pollution problem. 墨西哥城的居民生活在嚴重污染的環(huán)境里。
- Cars with serious faults have been called in by the manufacturers. 有嚴重故障的汽車(chē)原廠(chǎng)要求收回。
- Don't trifle with serious matter. 對大事不可兒戲。
- Don' t trifle with serious matters. 對于嚴肅事情可別鬧著(zhù)玩！
- Serious pollution in modem cities gives some cause for concern. 現代城市中的嚴重污染令人擔憂(yōu)。
- Martin was charged with serious defalcation. 一個(gè)法官按時(shí)間 次序 處理案件。
- Serious pollution in modern cities give some cause for the concern. 現代城市中的污染令人擔憂(yōu)。
- There has been serious pollution since industrialization. 自從工業(yè)化以來(lái)就有了嚴重的污染。
- Serious pollution in big cities gives some cause for anxiety. 大城市的嚴重污染令人擔憂(yōu)。
- There will be serious pollution in Shanghai in the future. 將來(lái)的上海會(huì )有嚴重污染。
- Car with serious fault have is call in by the manufacturer. 有嚴重故障的汽車(chē)原廠(chǎng)要求收回。
- Second, more cars will result in mores serious pollution. 其次，車(chē)越多污染也就越嚴重。
- Cars with serious fault have been called in by the manufacturer. 有嚴重故障的汽車(chē)原廠(chǎng)要求收回。
- She was taken to hospital with serious head injuries. 她由于頭部嚴重受傷被送到了醫院。
- They are making a pretence of equity with serious faces. 他們板起面孔，裝作大公無(wú)私的樣子。
- Serious pollution in big cities gives some cause for anxiety/concern/worry. 大城市的污染令人擔憂(yōu)。
- The manufacturers have called in some cars with serious faults. 廠(chǎng)商已收回一些有嚴重缺陷的汽車(chē)。
- Such a decision may be attended with serious consequences. 如此決定會(huì )有嚴重的后果。
