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- To couduct experiments, AC filed changes frequency, and DC field changes the final intensity of magnetice field. 交流磁场调变不同的频率，直流磁场调变磁场最终的强度来进行实验；
- The perpendicular magnetic field can be categorized as AC and DC fields. 依外加垂直磁场的不同可分为交流磁场和直流磁场；
- The open cores are formed from Fe-based amorphous strip and exhibit constant inductance and DC field endurance and low power loss. 用铁基非晶带材制造、铁芯开口,具有优良的恒电感特性和抗直流偏场能力,损耗低。
- The refractive indices of crystal for electrooptic and gyrotropic effect by fast and slow lights in arbitrary directions of dc field and light propagation are calculated. 计算了电光和旋光效应中,当外界电场方向和传播方向任意时晶体的折射率。
- The AC susceptibility of MTG-YBa_ 2 Cu_ 2.99 Li_0.01 O_ y sample was measured as a function of temperature with different dc field, ac field and frequency. 在不同直流磁场、交流磁场和频率下测量了熔融织构YBa2Cu2.;99Li0
- Under 10A DC field circumstances, the continuity of prestack seismic events becomesbetter.Electric field signals companying the seismic wave due to the first typeseismo-electric e... 实验发现，在10A直流电场环境下，地震叠前炮记录上反射同相轴连续性变好，接收到第一类震电效应所引起的伴随电场和转换电磁波，这对震电勘探在大庆的进一步应用具有重要意义。
- To analyze the properties of bright screening spatial soliton in photorefractive crystals under DC field, the propagation equation is gotten and calculated with split-step Furier method. 摘要建立了光折变晶体在外加直流电场作用下的光传输理论模型，运用分步傅里叶方法对传输方程进行了数值分析。
- Design Study on UHV Indoor DC Field 特高压户内直流场设计研究
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- The crowd cheered as the teams entered the field. 球队入场时观众们为之欢呼。
- The line AB cuts the line DC at the point E. AB线和DC线在E点相交。
- On the map the drains of each field are laid sown. 地图上标有每一块地的排水沟。
- Right-handed batters usually hit to left field. 右撇子击球手把球打到左外野。
- The runaway horse was cornered in a field. 那匹跑掉的马在田地里被圈住了。
- Tent is used by camper and by soldier in the field. 露营的人和战地的士兵用帐篷。
- The children had a field day with their new toys. 孩子们玩新玩具玩得十分开心。
- An oil well blew out in the oil field. 油田里有一口油井发生井喷。
- He is an adventurer in financial field. 他是金融领域的投机者。
- The castle frowned down upon the field. 城堡呈威压之势俯视原野。
- The peasants fertilize the field by using manure. 农民们施肥来使土地肥沃。
