addition n. 1.附加,追加;附加物。 2.【数学】加法,加算。 3.【法律】(加在姓名后的)头衔,官衔;称号。 4.(建筑物的)附加部分。 have an addition (to one's family) 生孩子,添人口。 in addition 加之,又,另外。 in addition to 加之,除…外又。
To master the addition principle and apply the addition principle & the multiplication principle to practical problems 掌握加法原理,能用加法原理与乘法原理解决实际问题。
The addition principle of extrapolated doses and iso - effect principle of isoextrapolated doses were also presented 引用了分割照射和延续照射的外推剂量概念,提出了外推剂量可加原理和等外推剂量等效应原理。