“television test card”的概念、定义、翻译、参考文献-科学参考

单词	television test card
释义	television test card Encyclopedia 文学电视测试图释 television test card电视测试图用于电视信号的制作、播出、传输、发射、接收和监测等环节的调试、评价和维护的专用电视图形。
随便看	tangential pencil tangential plane tangential point tangential point tracing grinding tangential polar coordinate tangential polygon tangential port tangential property tangential quadrilateral tangential representation tangential section tangential sphere bundle tangential stress tangential tetrahedron tangential transformation tangential triangle tangential unit vector tangential variety tangential velocity tangential wall tangential wound tangent indicatrix tangent internally tangent line tangent local charts

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。