switch opens造句

例句与造句

1. In cases where it is a simple siding, rather than a continuous parallel track, the diverted truck ( s ) can travel the whole length of the siding until it turns back to the main track, where it performs a " trailing point movement ", forces the switch open, and ends up back on the same track again, with only damage to the switches.
2. When the absorber is in the primary circuit, e . g . a Zener diode ( or LED ) with voltage V z connected " backwards " across the primary windings, the current waveshape is a triangle with the time t open determined by the formula I p = I peak, m-V z 譚 open / L p, here I peak, m being the primary current at the time the switch opens.
3. It's difficult to find switch opens in a sentence. 用switch opens造句挺难的
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