帮忙翻译下? methanol quality suitable to be used within the rwu,e.g. technical grade "a" or "aa",respectively specification (according gb-338-2004) "first class" or "excellent class"。fouling factor according common linde practice 例如质量等级为 "a" or "aa",分别对应于技术标准(按照gb-338-2004) “一等品”“优等品”,这样的甲醇适用于在rwu装置使用。结垢因数参照linde公司常规标准。 仅供参考。查看更多