The F/B duplex phases steel JB800 has determined by the Y-slit crack test,its weld thermal cycle has recorded by computer temperature collection system.
采用斜Y坡口對接裂紋試驗對F/B復相鋼板JB800進行了抗冷裂試驗,對不同預測止裂溫度的碳當量公式進行了對比。
Analysis and handling of generator stator B-phase grounding faults
發電機定子B相接地故障分析及處理
The Site Welding Technology Between ZG-310 and Q 235 B
ZG 310-570與Q 235 B之間的工地焊接工藝
My address is care of B. F.----"
我的b>地址b>是b-F……
The discussion of line-to-neutral voltage regularity and judgment of grounded phase when isolated neutral system is nonmetal grounded
中性點不接地系統單相接地時接地相的判斷
Six-phase winding, double star connection, ungrounded or grounded.
六相繞組，雙星形連接，接地或不接地。
Three-phase winding, four-wire connection, ungrounded or grounded.
三相繞組, 四線連接, 接地或不接地。
Two-phase winding, three-wire connection, ungrounded or grounded.
兩相繞組, 三線連接, 接地或不接地。
Two-phase winding, four-wire connection, ungrounded or grounded.
兩相繞組, 四線連接, 接地或不接地。
Three-phase winding, zigzag connection, ungrounded or grounded.
三相繞組, 之字連接, 接地或不接地。
Coordination of Grounding Protections for 6.3kV Auxiliary Power System in Shajiao B Power Station
沙角B電廠6.3kV廠用電系統接地保護的配合
Combining C/S and B/S for the Information System of Land Use Planning;
B／S與C／S相結合的土地利用規劃信息系統
The receiver is hooked up through a bettery to wires B and C.
接收裝置通過b>電池b>接在導線b和C上。
Study on Single Phase Ground Fault Detection in Neutral Resonant Grounded Distribution Networks;
諧振接地系統單相接地故障選線研究
The Analysis & Handing of Single-Phase Ground Fault in the System with Non-Effectively Earthed Neutral
小電流接地系統單相接地故障及處理
The monitoring of small current grounding single-phase power supply system
小電流接地供電系統單相接地的監測
Dispersion waveform of travelling wave propagation of three-phase short-circuit and three-phase to earth short-circuit
三相相間短路和三相接地短路行波圖
Six-phase winding, double star connection. Ungrounded or grounded can be specified.
六相繞組，雙星形連接?？芍付ú唤拥鼗蚪拥?。
Three-phase winding, four-wire connection. Ungrounded or grounded can be specified.
三相繞組, 四線連接?？芍付ú唤拥鼗蚪拥?。