DictionaryForumContacts

   English
Terms for subject Earth sciences containing extra | all forms | exact matches only
EnglishChinese
Committee on Contamination of Extra-Terrestrial Exploration地外空间探测污染委员会
communication with extra-terrestrial intelligence地球与有智慧星球通信
double extra heavy特加重钢管
double extra strong异常坚固的
double extra strong特别坚固的
extra best best最优质量
extra dense flint极致密的燧石
extra dividend额外红利
extra fine特细的
extra heavy加重钢管
extra-high frequency极高频30000—300000 兆赫
extra-high tension极高〔电〕压
extra-high voltage极高〔电〕压
extra hole加大贯眼〔型〕
extra line capacity额外管线容量
extra line hydraulic额外液压线路
extra parameter附加参数
extra pure超纯
extra pure reagent超纯试剂
extra strong特别坚固的
extra super duralium超硬杜拉洛伊铁洛〔合金〕 (alloy)
extra tax on profit increased利润增长额特别税
national extra fine thread国家标准极细牙螺纹
unified extra-fine thread统一标准超细螺纹