pentene造句

例句与造句

1. Materials and articles in contact with foodstuffs - plastics substances subject to limitation - determination of 4 - methyl - 1 - pentene in food simulants
   与食品接触的材料和物品.受限制的塑料物质.食品模拟物中4 -甲基- 1 -戊烯的测定
2. Materials and articles in contact with foodstuffs - plastics substances subject to limitation - part 25 : determination of 4 - methyl - 1 - pentene in food simulants ; german version cen ts 13130 - 25 : 2005
   接触食料的材料和物品.可塑性物质允许极限.第25部分
3. It's difficult to find pentene in a sentence. 用pentene造句挺难的