1) updating all the files manually
人工更新所有档案
4) State-owned archives property rights
国有档案所有权
6) artificial regeneration
人工更新
1.
Soil carbon pool and fertility under natural evergreen broad-leaved forest and its artificial regeneration forests in Southern Sichuan Province;
川南天然常绿阔叶林人工更新后土壤碳库与肥力的变化
2.
Impacts of litter on soil nitrogen supply potential of the natural evergreen broadleaved forests after artificial regeneration in southern Sichuan Province;
川南天然常绿阔叶林人工更新后枯落物对土壤供氮潜力的影响
3.
This research studied water conservation in the soil of a natural evergreen broadleaf forest and three plantations,namely Sassafras tsumu,Cryptomeria fortunei,and Metasequoia glyptostroboides plantations,that were formed by artificial regeneration within the natural ever.
对川南天然常绿阔叶林及人工更新成檫木Sassafras tsumu林、柳杉Cryptomeria fortunei林和水杉Metasequoia glyptostroboides林后林地土壤水源涵养功能进行研究。
补充资料：人工
①人为；人做的。与“自然”、“天然”相对：人工降雨｜人工取火｜根须茁壮，枝叶繁茂，岂是人工做得出来的。②人力；用人力做的工。与“机械力”相对：人工开成的渠｜拖拉机来不及运，还得用人工挑。③劳工；佣工：派人工进山砍伐｜贫居乏人工，灌木荒余宅。④量词。一个人工作一天的量：做一张书桌要用三个人工｜算一下打口井要多少人工。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条