电火花加工
insectivora species───食虫纲
stratified random sampling───分层任意抽样,分层随机抽样,分层随机取土样
orient response───定向反应
pied piper───n.穿花衣的吹笛手,善开空头支票的领导者;n.穿花衣的吹笛手;善开空头支票的领导者
fairies tales───神话,童话;童话故事,神话故事
culex pipiens complex───库蚊复合物
worried face───愁眉苦脸
Soapmeet tiem───找到他们
panoramic view───全景
protein deficiency───蛋白质缺乏,蛋白质缺乏病
In this paper, an inverse eigen derivative method (IEDM) for dynamic modification of mechanical structures is formulated for improving the eigen derivative method (EDM).───本文针对机械结构动力修改的特征导数法(EDM)所存在的问题,提出逆特征导数法(IEDM)。
In this paper, an inverse eigen derivative method (IEDM) for dynamic modification of mechanical structures is formulated for improving the eigen derivative method(EDM).