国际田间机械化试验协会: iamfeinternational association on mechanization of field experiments
维修: keep in (good) repair; service; maintain 短语和例子维修良好 in good repair; 维修房屋 maintain houses and buildings; 维修汽车 service a car; 设备维修 maintenance of equipment; upkeep of equipment; 需要维修 need (pu
