特征: characteristic; trait; featu ...线: thread; string; wire系: system; series特征线: characteristic curve; typical line特征线，特征谱: characteristic line双特征线: bicharacteristic curve特征线法: characteristic line method; characteristic method; characteristics method; method of characteristic curves; method of characteristics特征线弧系: set of arc of characteristics特征线素: characteristic line element证券特征线: scl security characteristic line左伸特征线: left-running characteristic曲面族特征线: characteristic of a family of surface全特征线理论: full characteristic theory特征线法求解: method-of-characteristics solution可展曲面的特征线: characteristic of a developable特性曲线特征线: characteristic curve元素光谱特征线条: raies ultimes线系: lineal series; linellae本征线宽: intrinsic linewidth纳税起征线: taxable limit特征: characteristic; feature; properties; aspect; trait 地理特征 geographical features; 中国人的特征 characteristics of the chinese 侧线系: lateral line system辅线系: subordinate line series基线系: fundalmental series; fundamental series漫线系: diffuse series
