离心泵电机温度过高的处理方法?
两个SP间的七号信令链路最多不超过()条。 ["4 ","8 ","16 ","32"]
为了减少珠光体耐热钢与低合金钢焊接冷裂纹,下列说法不正确的是()。 ["A、焊前严格控制氢的来源","B、焊前预热","C、焊后缓冷","D、采用小线能量进行焊接"]
纯镍与低碳钢复合钢板焊接,钝边上低碳钢基层厚度是()毫米。 ["A、0~0.5","B、0~1.0","C、0~1.5","D、0~2.0"]
某局给定的信令点编码为“27-255-04”(十进制),那么在“MTP目的信令点表”中信令点编码应配置为:() ["1834756(十进制)","27-255-04(十进制)","1B-FF-04","1A-FF-04"]
离心泵电机温度过高的原因?