... man made screen 人工遮障 man made soil 人为土壤 management information system 信息管理系统 ...
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man-made soil erosion 人为水土流失
man-made soil erosion modulus 人为侵蚀模数
man-made soil 人为土
man-made light soil 人造轻质土
The central Kunming Lake covering 2.2 square kilometers was entirely man made and the excavated soil was used to build Longevity Hill.
昆明湖占地220公顷，多为人工湖，其挖掘出的土壤用于建造万寿山。
Man made accelerated erosion is a key reason for soil nutrient loss after forestlands were disturbed by human being.
林地被人为开垦破坏后，加速侵蚀是导致坡面土壤养分流失的根本原因。
Many factors can cause lawn hollow and hole, such as soil terrene, construction technology or force majeure and man-made factors, in which soil terrene is the main and direct factor.
导致草坪凹陷、坑洼的因素是多方面的，有土壤土质因素、施工技术因素以及其他因素，如不可抗力和人为因素等，其中土壤土质因素为主要和直接因素。
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