Quinti昆蒂quintn.五件一套；五度音；五胞胎之一quintuple ladder truck五件套云梯车<其消防装备有水箱、 水带、 泵浦、 拉梯和机械云梯五种组成quintic ring of integers5次数环quintuple Turing machine五元组图灵机quintic nonlinear effect五阶非线性效应quintic polynomial system五次多项式系统quintie polynomial system拟解析系统quintuple expansion engine五次膨胀引擎quintuplet elliptic spring五组并排椭圆弹簧quintupled torpedo tube set五管鱼雷发射器quintic spline interpolation五次样条插补