单词	凹凸形
释义	凹凸形 ĀoTūXíngcrenelated；corrugated
随便看	requirement definition phase requirement demonstration requirement description requirement description frame requirement description language requirement development requirement dimensions requirement documents requirement drive requirement driven requirement-driven requirement elicitation requirement engineer requirement engineering requirement engineering and validation requirement engineering process requirement evolution requirement expansion requirement factor requirement for requirement for anticorrosion requirement for application requirement for compiler requirement for complier requirement for division