次级负载 secondary burden
二次电路 secondary circuit
子钟 secondary clock
二次线圈 secondary coil
二次电流 secondary current
二次发射 secondary emission
波及故障 secondary failure
二次绕组电感 secondary inductance
二次输入 secondary input
二次侧仪表 secondary instrument
辅助光源 secondary light source
二次继电器 secondary relay
二次电路 secondary circuit
子钟 secondary clock
二次线圈 secondary coil
二次电流 secondary current
二次发射 secondary emission
波及故障 secondary failure
二次绕组电感 secondary inductance
二次输入 secondary input
二次侧仪表 secondary instrument
辅助光源 secondary light source
二次继电器 secondary relay
二次光源 secondary source
二次标准 secondary standard
二次电压 secondary voltage
二次绕组 secondary winding
二次x射线 secondary x rays
截面;区城 section
分段绝缘子 section insulator
绕组分段 section of winding
分段断路器 section switch
分段驱动 sectional drive
截面图 sectional view
分区 sectionalization
分段母线 sectionalized busbars
分段定子 sectionalized stator
分段开关 sectionalizing swicth
扇形芯线 sector conductor
扇形闸门 sector gate
扇形仪表 sector pattern instrument
可靠性估计 security assessment
整连用云母片 segment mica
片距 segment pitch
损耗分离 segregation of losses
选择度 selectance
选择性的 selective
选择性差动继电器 selective differential relay
选择性滤光器 selective filter
选择负反馈 selective negative feedback
选择性光电效应 selective photoeffect
选择性保护 selective protection
选择辐射体 selective radiator