不纯物质的英文

contaminated substance

foreign body

impure substance

• 不:    a block of wood
• 纯:    pure; unmixed
• 物质:    matter; substance; ...

例句与用法

1. They also say poor quality pesticides may contain poisonous substances or substances that are not pure
   劣质杀虫剂中可能包含有毒物质或不纯物质。
2. Low grade fuels and / or polluted air can cause gum , varnish and carbon deposits to be formed in the carburetor during comustion which can result in rough idling , stalling and incrased gasoline consumption . 3 + 3 cleaner ' s superior formula will effectively remove gum , varnish and carbon deposits when sprayed directly into the carburetor , 3 + 3cleaner will clean carburetors , linkage , automatic chokes , pcv valves , heat risers , the spark plugs and the entiro system while lubricating and femoving moistuer on all moving parts , use 3 + 3 cleaner to restore efficiency , increase engine power maintain high gasmileage and have a smooth running engine
   空气和汽油中的不纯物质,在汽车使用过程中会产生污垢和炭积物,阻塞汽车的化油器(呼吸系统) ,使汽车无力及加油不畅顺, 3 + 3牌化油器强力清洗剂独有的特殊配方,直接喷入于化油器内,能迅速有效地清除洗化油器,火花塞及燃油系统的油渍污秽和炭积物,并对转轴等旋转部位提供润滑及防锈保护,减少积炭的产生,使引擎起动顺利及平稳运转,增强马力及节省燃油