The traditional turbocharger cannot match well with engine at all low speed and high speed conditions. At the same time the economic performance at sub load and acceleration characteristic is poor.

传统废气涡轮增压器很难同时兼顾高速、低速柴油机工况，同时存在着部分负荷经济性和加速性能差等问题。

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For instance, the Music Player sub-menu fails to filter out ringtones, and the Video Player sub-menu only managed to load the latest few clips taken with the phone's camera.

ENGADGET

Therefore, fuel buyers that rely on manual processes, spreadsheets, and sub-standard industry practices risk buying a load of fuel on the high end of a price swing every other day.

FORBES: Higher Gas Prices Here To Stay, But Fuel Price Volatility Can Be Tamed