Rice straw was pretreated by means of dilute alkalilye and liquid ammonia under high temperature and high pressure. The effects of the pretreatment were compared in simulated stomach of pig.
采用高温高压、稀碱液、液氨对稻草粉进行预处理，并模拟猪胃环境对预处理效果进行了比较。
2
Homogeneous catalytic oxidization technology is used for removing sulfide from spent alkalilye of ethylene cracking, and the various factors of influencing removal efficiency are investigated.
采用均相化学催化氧化技术对乙烯裂解废碱液进行了处理，考察了影响处理效果的各种因素。
3
Alkali draws back the seersucker to utilize the cotton fiber to meet dense lye to produce the diameter to increase, principle that the length shortens.