您要查找的是不是：
- 品蚕DPing-can D
- 蚕silkworm
- 品管QA
- 不良品defective products
- 低值易耗品low priced and easily worn articles
- 品管部quality control department
- 维生素Dvitamin(e)
- 养蚕sericiculture
- 衍生品spin-off
- 一品first rank
- A/D转换器A/D converter
- 蚕吃桑叶。Silkworms feed on the leaves of mulberry.
- 易耗品easily-consumed products
- D玻璃纤维D-glass fibre
- 天蚕wild silkworm
- 标准品standard
- 蚕作茧。Silkworms spin cocoons.
- 品号index mark
- 蚕的吐丝腺the serific glands of a silkworm
- 必须品requirement(s)
