1) stepping up from zero
零起升压
1.
In order to check the primary equipment for 500 kV Fangzheng Transform Line and Fangha Line for quality, tests were run with these equipment for stepping up from zero, and the causes for rapid voltage rise during stepping up from zero are analysed through calculations, and countermeasures are proposed for abnormalities experienced during tests.
为考核 5 0 0kV方正变和方哈线一次设备的质量 ,对其进行了零起升压试验 ,并对零起升压过程中电压迅速上升的原因进行计算分析 ,提出了试验中出现异常时的措
2) stepping up from zero test
零起升压试验
4) hydraulic cylinder raising
液压缸起升
1.
Considering that the mast and substructure of the presently widely-used 5000 m drilling rig are complicatedly structured,have many modules when moved and are assembled for long time,a new-type hydraulic cylinder raising drilling rig is developed.
该井架底座承载能力大、质量轻,采用液压缸起升和下放,同时实现了远程控制;与顶驱一体化设计,移运速度快,可带1800 kN钻具整体平移。
5) building-up of voltage
电压建起，电压升起
6) Softly starting up with sweeping-frequency
零压扫频软起动
补充资料：零息票债券；零券息债券
零息票债券；零券息债券一种以低于票面价值的价格发行的债务工具。债券不支付任何票息；它在到期日是以面值赎回的。
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