您要查找的是不是：
- 本产品从原材料到成品装配的整个制造过程中,一概没有使用溴化物难燃剂。We are not using PBB, PBB0 in all manufacturing process of actuator unit.
- 缓燃剂delayer
- 难problem
- 新型难燃输送带胶粘剂的研制Development of a New Fire Retardant Adhesive for Conveyor Belt
- 燃剂flame retardant
- 剂dose
- 为难make things difficult for
- 难燃性树脂nonflame resin
- 抗燃剂antiblaze
- 难的hardy
- 很难very difficult
- 抑制剂inhibitor
- 两难be in a dilemma
- 胶粘剂cementing compound
- 燃油泵oil fuel pump
- 难过的sorry
- 表面活性剂surface active agent
- 难看的malformed
- 固化剂firming agent
- 焊剂welding fluid
