English translation for "directional echo sounding"

定向回声测深

Related Translations:

directional cosine:  方向余弦

directional differentiation:  方向微分法

directional wattmeter:  定向瓦特表

directional drainage:  极性排流

directional trim:  方向配平

directional source:  定向震源

directional bit:  定向钻头

directional stimuli:  定向刺激，定向促进定向促进

directional gyrocompass:  方位陀螺仪陀螺半罗盘

directional testing:  方向的抽查

Similar Words：

"directional drilling machine" English translation, "directional drilling package" English translation, "directional duality principle" English translation, "directional earth leakage relay" English translation, "directional earth-leakage relay" English translation, "directional effect" English translation, "directional element" English translation, "directional elements" English translation, "directional emissivity" English translation, "directional emittance" English translation