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坡口对接裂纹试验对F/B复相钢板JB800进行了抗冷裂试验,对不同预测止裂温度的碳当量公式进行了对比。
Analysis and handling of generator stator B-phase grounding faults
发电机定子B相接地故障分析及处理
The Site Welding Technology Between ZG-310 and Q 235 B
ZG 310-570与Q 235 B之间的工地焊接工艺
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
中性点不接地系统单相接地时接地相的判断
Six-phase winding, double star connection, ungrounded or grounded.
六相绕组，双星形连接，接地或不接地。
Three-phase winding, four-wire connection, ungrounded or grounded.
三相绕组, 四线连接, 接地或不接地。
Two-phase winding, three-wire connection, ungrounded or grounded.
两相绕组, 三线连接, 接地或不接地。
Two-phase winding, four-wire connection, ungrounded or grounded.
两相绕组, 四线连接, 接地或不接地。
Three-phase winding, zigzag connection, ungrounded or grounded.
三相绕组, 之字连接, 接地或不接地。
Coordination of Grounding Protections for 6.3kV Auxiliary Power System in Shajiao B Power Station
沙角B电厂6.3kV厂用电系统接地保护的配合
Combining C/S and B/S for the Information System of Land Use Planning;
B／S与C／S相结合的土地利用规划信息系统
The receiver is hooked up through a bettery to wires B and C.
接收装置通过b>电池b>接在导线b和C上。
Study on Single Phase Ground Fault Detection in Neutral Resonant Grounded Distribution Networks;
谐振接地系统单相接地故障选线研究
The Analysis & Handing of Single-Phase Ground Fault in the System with Non-Effectively Earthed Neutral
小电流接地系统单相接地故障及处理
The monitoring of small current grounding single-phase power supply system
小电流接地供电系统单相接地的监测
Dispersion waveform of travelling wave propagation of three-phase short-circuit and three-phase to earth short-circuit
三相相间短路和三相接地短路行波图
Six-phase winding, double star connection. Ungrounded or grounded can be specified.
六相绕组，双星形连接。可指定不接地或接地。
Three-phase winding, four-wire connection. Ungrounded or grounded can be specified.
三相绕组, 四线连接。可指定不接地或接地。