rationalisesBNC¹¹⁴⁰²⁴⁺⁵ 基本例句 v.主英=rationalize原型rationalise的三单 This new contract rationalises operational maintenance services for the Air Traffic Control equipment into a single and flexible performance based arrangement. 这份新合同使空中交通管制设备的运行维护更趋合理、单一、灵活。 www.etiri.com.cn