effective range

基本解释

ADS-B can decrease the number of active interrogations required by ACAS, thus increasing effective range in high density airspace.
ADS-B可以減少由ACAS（機載避撞系統）所要求頻繁的探詢次數從而在高密度航空區域增加有傚範圍。
It increases the effective range and maneuverability via a larger dual-thrust rocket motor and independent control actuator system.
通過更大的雙推力火箭發動機和獨立的控制激勵系統，具有了更大的有傚作戰半逕和機動能力。
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Since batteries can be recharged only slowly (the process takes hours, not minutes), a car’s effective range is limited by the size of its battery. And batteries are expensive.
由於電池充電緩慢（這一過程耗時數小時，而不是幾分鍾），因此汽車的有傚行駛裡程取決於電池的容量，而電池是很昂貴的。

He argues that compared with, say, South Korea, Brazil went into recession equipped with an effective range of anti-poverty schemes.
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Britain has also helped with air-to-air refuelling, thus extending the effective range of America's carrier-based bombers, and agreed to the use of Diego Garcia, a British island in the Indian Ocean, as a base for heavy bombers.
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