“perennial stream”的概念、定义、翻译、参考文献-科学参考

单词	perennial stream
释义	perennial stream Encyclopedia 工学〔主要名词〕释 perennial stream常年性河流常年流水不断的河流或受人类活动影响偶尔断流的河流。世界上绝大部分河流均为常年性河流。
随便看	circulation theorem circulation theorem of electrostatic field circulation theory of history circulator circulators circulatory integral circulatory motion circulatory system circules circulizer circum-angle circumanticevian triangle circumcenter circumcentre circumcevian triangle circumcircle circumcircle mid-arc triangle circumcircle of a regular polygon circumcircle of a triangle circumcision circumconic circumellipse circumference circumference closure principle circumferential bullet wound

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