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- Servo load system, which is an important equipment in hardware-in-loop simulation, provides ground experimental data for studying control performance of aerocraft, and also offers reliable testing information for application of new technique. 伺服加载系统是半实物仿真中不可缺少的重要设备，它为研究飞行器的控制性能提供地面实验数据，同时也为新技术的应用提供可靠的实验材料。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- The ground was covered with ferns. 地面上长满了羊齿植物。
- He lifted a pail of water from the ground. 他把一桶水从地上提了起来。
- Rachel who died last week was still above ground. 雷切尔上星期去世，现在还没安葬。
- This car really comes into its own on rough ground. 这辆汽车在颠簸的路上才真正显示出它独特的性能。
- They put some wreathes on the ground. 他们把一些花环放在地上。
- The ground was ploughed and planted with corn. 地翻耕后种上了玉米。
- He takes his ground on intuition. 他的意见是凭直觉。
- Research on Ground Experimentation of Single Observer Passive Location Based on Kinematics 基于运动学原理的单站无源定位跟踪地面试验研究
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- A good hot summer could dry the ground out. 一个炎热的夏天可以将大地干透。
- Bob pecked at the hard ground with a pickaxe. 鲍勃用鹤嘴锄在坚硬的地面上挖掘。
- The fence posts were fixed firmly in the ground. 栅栏的立柱牢牢地固定在地上。
- The ground is shut in by a wire fence. 那块地被铁丝篱笆围住。
- Last winter the snow lay thick on the ground. 去年冬天，地上积雪很厚。
- His fist sent the robber sprawling on the ground. 他一拳把那抢劫犯打得四脚朝天。
- He was busy leveling the ground and laying turves. 他正忙于平整土地铺草皮。
- Their missile silos are below ground. 他们的导弹发射井在地下。
- A petal fluttered to the ground. 一片花瓣飘落到地上。
