单词	chemical welding
释义	chemical welding [化] 化学焊
随便看	knowledged knowledge database knowledge database system knowledge-dependant knowledge digestion and assimilation knowledge directed data base knowledge directed database knowledge-directed database knowledge discovery knowledge discovery in database knowledge discovery in databases (kdd) knowledge dissemination knowledge distribution knowledge domain knowledge domains knowledge-driven knowledge economies knowledge economy knowledge editor knowledge elicitation knowledge engineer knowledge engineering knowledge engineering environment knowledge engineering objective knowledge engineering system jgtx jgwg jgws jgxf jgxm jgxs jgxt jgxy jgxz jgyj 52121 52122 52123 52124 52125 52126 52127 52128 52129 52130