1) zero frequency
零频率直流
2) zero-frequency current
零频电流，直流电流
3) zero-frequency component
直流分量，零频分量
4) zero frequency
零频率
1.
Based on the clump intensity index, regressive analysis method and zero frequency method, the spatial distribution pattern of Latori bicolor (Walker) larvae was studied.
应用聚集度指标法、回归分析法、零频率方法对两色绿刺蛾幼虫在毛竹林间的分布型进行测定。
2.
Measured by clump intensity index ,regressive analysis method and zero frequency method ,the spatial pattern of the larvae of Aphrodisium faldermannii rufiventris Gressitt was conferred to aggregative distribution in broad-leaved forest.
文中运用聚集度指标法,回归分析法,零频率方法对红腹柄天牛幼虫的空间格局进行测定,结果表明,红腹柄天牛的幼虫在阔叶林中呈聚集分布 用零频率方法分析得出,红腹柄天牛种群类型为"聚集度零频率制约型
3.
moza larva community type is analysed as the crowding degree inverse zero frequency restraint type by zero frequency method.
应用聚集度指标法、回归分析法、零频率方法对泡桐蛛蛾幼虫的空间格局进行测定。
5) zero frequency
零位频率
6) zero sequence DC
零序直流
1.
Study on fault location based on zero sequence DC
基于零序直流原理的电缆测距研究
2.
With the principle of zero sequence DC selective leakage protection,the selectivity of B3Ⅱ-1A leak - hunting relay made in USSR is studied.
运用零序直流选择性漏电保护原理,对苏联研制的B3Ⅱ-1A型检漏继电器的选择特性进行理论研究。
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