他赞扬amr公司尝试对系统进行彻底的整修，而不是逐步改良。
And he praised AMR for attempting a complete overhaul, rather than incremental improvements.
自动刈草机在好几年前问世，历经多次挫折(很多跟树有关)并逐步改良后，最新产品已逐渐普及。
Autonomous lawnmowers have been around for several years, but after improving through hard knocks (some of them into trees), the newest generation is gaining popularity.
应急设施必须随着情况改善予以逐步改进或以简易坑式厕所、通风改良坑式厕所或节水型水冲式厕所予以替代。
Emergency facilities need to be progressively improved or replaced with simple pit latrines, ventilated improved pit latrines, or poor-flush latrines as the situation develops.
新建苗圃和原有苗圃不符合上述要求的，要逐步平整和进行土壤改良，改变苗圃生产条件。
New nursery and the original nursery does not meet the above requirements, should be gradually formed and the soil improvement, change the nursery production conditions.
土壤改良和增施肥料可使这些土壤逐步转变成具有农业生产力的土壤。
Soil amelioration and ample supply of nutrients in the form of fertilizers is needed to convert poor soils into productive agricultural land.
土壤改良和增施肥料可使这些土壤逐步转变成具有农业生产力的土壤。
Soil amelioration and ample supply of nutrients in the form of fertilizers is needed to convert poor soils into productive agricultural land.
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