“engineering alternation”的概念、定义、翻译、参考文献-科学参考

单词	engineering alternation
释义	engineering alternation Encyclopedia 工学后期服务释 engineering alternation工程洽商工程项目在实施过程中，由于施工状况的复杂性和不可预见性，对于设计图纸与设计变更没有涵盖的施工项，由于按事前确定的施工图预算价和合同价，还不能完全满足工程造价实施的需要，因而采用现场签证等方法来确认现场工程量或工程事实的做法。
随便看	Health delivery system health development level statistics health economic evaluation health economics health education health education and health promotion health effect of algal toxins health effect of cooking oil fume health effect of indoor air quality health effect of indoor decoration pollution health effect of indoor environment health effect of secondary water supply health effect of stink health effects of ambient particulate matter pollution health effects of ammonia health effects of arsenic pollution health effects of atmospheric pollution health effects of cadmium pollution health effects of carbon dioxide health effects of carbon monoxide pollution health effects of chromium health effects of cold environment health effects of cyanide health effects of dioxins health effects of dust

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。