The processes,characters and uses about the short chain and oligomeric agricultural ammonium polyphosphate are described by condensation method between phosphoric acid and urea.
英
美
释义
重点介绍磷酸与尿素缩合法生产农用短链低聚磷酸铵的生产方法、性质、用途。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载