“workover derrick”的概念、定义、翻译、参考文献-科学参考

单词	workover derrick
释义	workover derrick Encyclopedia 工学修井井架释 workover derrick修井井架用于安放天车、游车等吊升系统设备和工具，并用以起下和存放钻具的钢架结构。
随便看	high-speed spectroscopy high-speed spinning high speed steel produced by power metallurgy high-speed telescope high speed train high-speed trunk traffic control high speed turnout high speed video measurement technology for structural health monitoring of civil engineering high speed wire cut EDM machine tool high speed x ray，infrared，microwave and neuron imaging high spin coordination compound high spin coordination compounds high spin state high-spin state highs-speed railway natural disaster and foreign invasion monitoring system high stability laser source highstand high-standard farmland construction highstand systems tracts highstand system track high strain steel line pipe high strength and high conduction copper alloy high strength and high toughness aluminum-lithium alloy high strength and high toughness wrought aluminum alloy high strength and modulus polymer

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。