automatic whistle造句

Chadburn synchrostep telegraphs and rudder angle indicators, hydraulic steering telemotor and an automatic whistle control could be found in both the wheelhouse and the navigation boxes.
"I was upset because he had his hand up for a penalty, and as soon as we touched the puck, that means it's an automatic whistle, " said Johnston.
Prior to the start of the 1986-87 season, in the interests of fewer offsides being called, the NHL eliminated the automatic whistle for players caught in the offensive zone ahead of the puck.
In December 2003 the US Federal Railroad Administration published regulations that would create areas where train horns could be silenced, provided that certain safety measures were put in place, such as concrete barriers preventing drivers from circumventing the gates or automatic whistles ( also called Wayside horns ) mounted at the crossing ( which reduce noise pollution to nearby neighborhoods ).
It's difficult to find automatic whistle in a sentence. 用automatic whistle造句挺难的