您要查找的是不是：
- Rescues the city at present “to deregulate” in the tendency day by day obvious situation, strengthens the land control is necessary. 本页内容未经书面授权许可，不得转载、复制或在非中国证券网所属服务器建立镜像。
- However, some of the positive trends represent woodland and bush encroachment into rangeland and farmland - which is not generally regarded as land improvement. 尽管如此，部分积极的发展趋势表现为林地和灌木丛对牧场和农田的侵占，这通常不被认为是土地改善。
- Based on the theory and practice, 28-word strategy of the land improvement of loess plateau and the concept of conservational eco-agriculture were presented. 根据黄土高原小流域治理理论与实践,提出了黄土高原国土整治的“28字方略”及水土保持型生态农业概念;研究了小流域生态系统健康评价方法及指标体系。
- The paper puts forward the comprehensive improvement measures of soil and water environment, land improvement, consolidated slope, revegetation and drainage engineering technology. 结合辽宁省实际,研究提出了辽宁省城市水土环境综合治理技术,包括土地整治技术、固坡工程技术、植被重建技术和排水工程技术。
- Under many conditions, the recovery of UAV is necessary, so the control of automatic landing improved greatly. 在很多情况下要求顺利安全地回收无人机，因此，自动着陆控制有着广阔的研究发展前景。
- Applying the direct feedback linearization (DFL) method to design the aircraft automatic landing control system model that is overall non-linearization. 摘要应用直接反馈线性化的方法来设计非线性飞机模型自动着陆全面控制系统。
- Cut-over land improvement in forest regeneration 林木更新应进行迹地改良
- Based on the characteristics of flying wing UAVs, crosswind landing control systems were designed through the crabbed method and the side-slipping method. 摘要针对飞翼无人机的特性，利用侧航法和侧滑法设计了侧风着陆控制系统，仿真了系统抗侧风干扰的能力并进行了对比分析。
- Present aircraft ALCS (automatic landing control system), usually employing PID control, appears unable to meet the high landing precision required by aircraft with long flexible wings. 针对大展弦比这种对侧向着陆精度要求很高的飞机,设计了一种经典PID控制器加预测控制器的分层控制系统。
- Circular on the Issues Concerning Intensifying the Land Control 国务院关于加强土地调控有关问题的通知
- The land is laid down with red or white clover. 这块土地种上了红花和白花苜蓿。
- The place used to be a stretch of barren land. 早先这里是一片不毛之地。
- Swans are surprisingly awkward on land. 天鹅在陆地上笨得出奇。
- That remote barren land has blossomed into rich granaries. 过去的穷乡僻壤变成了富饶的谷仓。
- The land flattens out near the coast. 海岸附近地势变得很平坦。
- The blizzard blotted out the sky and the land. 暴风雪铺天盖地而来。
- Night Everlasting envelops the lands controlled by the Undead, allowing Nicolai to rise again and again. 黑夜驱之不散地笼罩着这片受亡灵控制的大陆，尼科莱因此得以一次又一次的复活。
- The storm blew fiercely over land and sea. 暴风雨猛烈地吹过陆地和海面。
- How they long to get a sight of their native land! 他们多么渴望看一看故乡啊！
- He came and staked out a claim to the land. 他来提出要求说那块地应归他占有。
