您要查找的是不是：
- 产品改良 improved product
- 新产品开发活动必须集中在不断的产品改良上。 New product development activity must focus on continuous product improvement.
- 改良 improve
- 改良的 improved
- 他们向市场推出一种新产品。 They put a new product on the market.
- 这项产品不合格。 This product does not measure up.
- new ingredients (产品改良) 新汇成要素
- 大批家用电气产品突然涌进市场。 There was a sudden influx of household electric products onto the market.
- 你的工作是促销这一新产品。 Your job is to promote the new product.
- 改良剂 modifying agent
- 这个国家进口许多外国产品。 This country imports many foreign manufactures.
- 他主张改良监狱制度。 He advocates reforming the prison system.
- 此产品不含任何人造防腐剂。 This product contains no artificial preservatives.
- 土壤改良 soil improvement
- 那个推销员说服了我们买他的产品。 The salesman persuaded us to buy his product.
- 标有名牌商标的产品畅销。 Products bearing famous trademarks sell well.
- 他热心于改良。 He was zealous for improvement.
- 草原改良 grassland improvement
- 他的工作是抽样检查产品的瑕疵。 His job is to sample products for defects.
- 这为土壤改良工作提供了宝贵资料。 This has provided valuable data for work in soil improvement.
