“constant-k lens”的概念、定义、翻译、参考文献-科学参考

单词	constant-k lens
释义	constant-k lens [¦kän·stǝnt ¦kā `lenz] ^{ELECTROMAGNETISM} A microwave lens that is constructed as a solid dielectric sphere; a plane electromagnetic wave brought to a focus at one point on the sphere emerges from the opposite side of the sphere as a parallel beam.
随便看	corroding lead corrosion corrosion border corrosion cell directional derivative directional drilling directional filter directional gain directional gyro directional homing directional hydrophone directional log directional microphone directional pattern directional phase shifter directional property directional relay directional response pattern directional separation filter directional solidification directional stability directional structure directional well direction angles direction cosine

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