idealty理想性idealadj.理想的；完美的；空想的；观念的n.理想；典范；目标ideal elasticity理想弹性,完全弹性ideal integrator理想积分器Ideal conviction理想信念ideal conditions理想条件ideal congruence理想相合性ideal capacitors理想电容器ideal large well理想大井ideal efficiency理想效率ideal of surplus剩余物质说ideal atmosphere理想大气