“cone of nulls”的概念、定义、翻译、参考文献-科学参考

单词	cone of nulls
释义	cone of nulls [`kōn ǝv `nǝlz] ^{ELECTROMAGNETISM} In antenna practice, a conical surface formed by directions of negligible radiation.
随便看	target range target response target routine target scintillation target seeker target selector target signal target signature target spot target spotter target strength target system target timing target-type flowmeter target volume target vulnerability tariff tarlatan tarn tarnish tar paper tarpaulin tarpon tarragon tarragon oil

科学参考收录了103327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。