说明：鞭炮制作术语 释义：将纸筒用麻绳扎成一个六角形的饼状，以便于计算筒的数目。
问：把装食物、饮料的罐头筒放进回收箱前是不是要洗干净才行？我们用的这些罐头筒到底有几成真正被回收？
Does it matter whether or not I wash out food and drinks cans before putting them in the recycling box - and what proportion of all those cans we use is actually recycled?
介绍了纱线生产和筒纱染色的工艺，根据织物组织设计上机工艺，采用合理的后整理工艺对织物进行了洗呢、防缩、柔软和热定形等整理。
The paper introduces the technology of spinning and yarn dyeing, design of knitted fabrics and finishing of the fabrics including scouring, shrink-proof, softening and heat-setting.
把装食物、饮料的罐头筒放进回收箱前是不是要洗干净才行？我们用的这些罐头筒到底有几成真正被回收？
Does it matter whether or not I wash out food and drinks cans before putting them in the recycling box - and what proportion of all those cans we use is actually recycled?
应用推荐