step down transformer造句
造句與例句
手機(jī)版
- As it turned out, the deciding factor in the War of Currents was the availability of low cost step up and step down transformers that meant that all customers regardless of their specialized voltage requirements could be served at minimal cost of conversion.
- The concept that is the basis of modern transmission using inexpensive step up and step down transformers was first implemented by Westinghouse, William Stanley, Jr . and Franklin Leonard Pope in 1886 in Great Barrington, Massachusetts, resorting also to European technology.
- It's difficult to see step down transformer in a sentence. 用step down transformer造句挺難的
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