1) etching to frequency
腐蚀到规定频率
2) etching to frequency
腐蚀到所需频率
3) allocation
[英][,ælə'keɪʃn] [美]['ælə'keʃən]
频率规定
5) corrosion rate measuring device
腐蚀速率测定器
6) corrosion rule
腐蚀规律
1.
Research on corrosion characteristics of corrosion rule and anti-corrosion technology of grounding device for large substations
大型变电站接地装置腐蚀规律及防腐
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条