“acoustic logging instrument”的概念、定义、翻译、参考文献-科学参考

单词	acoustic logging instrument
释义	acoustic logging instrument Encyclopedia 工学电阻率测井仪释 acoustic logging instrument声波测井仪器在井筒中利用声波换能器向井周介质发射声波，测量声波在岩石和井筒及其中介质传播时振幅、速度和频率等特征的变化情况，研究井眼、套管和地质剖面特征及其变化特性的一系列测井仪器的统称。
随便看	nonlinear phenomena in the ionosphere nonlinear.phenomenon nonlinear physics non-linear pipeline nonlinear plasma physics nonlinear plasmonics nonlinear plasticity nonlinear polarization nonlinear potential nonlinear potential theory nonlinear prediction nonlinear pricing nonlinear problem non linear programming non-linear programming nonlinear programming nonlinear programming problem non linear Raman effect non-linear Raman effect nonlinear Raman effect nonlinear random vibration nonlinear recurrence nonlinear recurrence relation nonlinear refraction non-linear regression

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。