随着变频器技术的较慢发展，变频调压技术在各种电机应用于方案中已是主流。标准化变频器在工业领域的应用于为企业大大的节约了资源，减少了企业的成本，维护了生产设备。那么企业该怎么自由选择适合的标准化变频器的呢...
General Electric led a trio of groups planning big takeovers yesterday to lift the value of transactions launched in October to more than $500bn, in what has unexpectedly become one of the busiest months for dealmaking on record.昨日，通用电气(GE...