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- The chrome-free tannage of pig skin sofa leather had been studied.And the chrome free tanning process combined with modified glutaraldehyde and other chrome-free tannaings had been gotten. 摘要采用改性戊二醛、改性拷胶、铝鞣剂、合成操剂等无铬鞣剂，通过正交试验，优化出了多种鞣剂结合鞣制猪皮沙发革的无铬鞣制工艺。
- Keywords acrylic resin;THP salt;chrome free tanning;combined tanning; 丙烯酸树脂;THP盐;无铬鞣;结合鞣;
- chrome free tanning agent 无铬鞣剂
- chrome free tanning 无铬鞣
- chrome - free tanning technology 无铬鞣制技术
- These chrome free bricks include dolomite bricks, magnesia spinel bricks and magnesia calcium zirconate bricks. 研究表明,用白云石砖、尖晶石砖、镁锆钙砖代替镁铬砖,符合碱性砖无铬化的发展趋势。
- chrome - free tanning 无铬鞣
- chrome - free tanning agents 无铬鞣剂
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- chrome - free tanning agent 无铬鞣剂
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- She picked up a new magazine with her free hand. 她用空着的一只手拿起一本新杂志。
- Jon sent away for a free almanac. 乔写信去要一份免费赠阅的年历。
- Now that I am free, I can enjoy music for a while. 既然有空，我可以享受一下音乐。
- There is a lot of chrome on that car. 那辆汽车上涂有许多铬黄。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- He closed the deal successfully and was home free. 买卖成交了，他松了一口气。
- He is free with his advice to his pupils. 他直言无隐地向学生提出忠告。
- He is given a free ticket to the exhibition. 有人给他一张免费参观展览的票。
