insecticide GMAT专八

1.Apply the insecticide sparingly.

慎用杀。

2.Many pests are resistant to the insecticide.

许多害对这种杀有抵抗力。

3.Metaflumizone, a new insecticide for controlling Lepidopterous and some Coleoptera pests, was briefly reviewed.

氰氟腙是一种的杀，主要用于防治鳞翅目和部分鞘翅目害。

4.He is spraying insecticide.

他在喷杀。

5.A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍杀──除脲的发现、理化性质、杀机理、杀特点及合成方法。

6.DBK group is a world-wide operating company in product innovation and man-ufacturing in the field of air treatment, insecticide and air freshener.

DBK集团是一家跨国公司，主要从事空气处理器，杀，空器清等产品的生产和革。