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- It's a state-of-art ground effect vehicle. 采用尖端技术的地效翼船。
- Ground effect has the very tremendous influence on boundary layer thickness, and air drag with underhood enhances 12%. 摘要地面效应对地面的气流边界层厚度有较大影响,而发动机舱内流会使整个轿车空气阻力增加12%25左右。
- Desecration - Now Plague Strikes cause the Desecrated Ground effect instead of Obliterates. 亵渎-现在瘟疫打击能引起亵渎大地效果而不是湮没。
- Test data demonstrate that ground effect evidently strengthens plane's l ift and longitudinal stability. 测量结果表明,地面效应非常明显,飞机升力和纵向稳定性都有明显增加。
- Image method ideal vortex model is used for the analysis of how ground effect impacts wingtip vortex and airflow downwash angle. 采用镜像法理想涡模型分析了地面效应对翼尖涡位置和气流下洗角的影响;
- Secondly,given a chord length and a relative ground clearance,the wings in ground effect with different aspect ratios and endplate are simul. 首先,对给定面积和离地高度下不同展弦比的地效翼进行数值模拟;然后,对给定弦长和相对飞行高度下不同展弦比和带端板的地效翼进行数值研究。
- Finally, an extra spoiler has been placed under the diffuser, providing additional downforce to boost the ground effect produced by the diffuser. 最后,额外的扰流一直置于扩散,提供额外的下压力,以提高地面效应所产生的扩散.
- The computed space meshes with ground effect of general propeller-driven aircraft are created with an unstructured mesh technology. 本文利用非结构网格技术生成螺旋桨飞机含地面效应的空间网格。
- For reducing the influences of wind shear, ground effect and deceleration, we design a linear quadratic optimal regulator with state feedback (LQR). 为克服风切变、地 面效应和减速所带来的作用,本文设计了线性二次型状态反馈最优调 节器。
- With the ground effect, they own higher lift/drag ratio than general aircraft, so need less thrust power and have the ability to carry more loads or fly longer. 在地效的作用下,它的升阻比比一般的飞机大,因而飞行时所消耗的推进功率小,具有更大的载重量或航程。
- This article introduced a full scale OGE(out of ground effect) rotary test on the rotor tower;include the system configuration,test scheme,test items and statuses,etc. 本文介绍了利用旋翼试验塔进行全尺寸旋翼无地效试验的情况,包括试验系统组成、试验方案、试验内容及状态等,并将其试验结果与有地效试验进行了比较。
- A nonlinear identification algorithm base on the minimum model error(MME) approach and multiple shooting method is used to identify nonlinear dynamic model during aircraft take off and landing affected by ground effects. 利用基于最小模型误差法和线性不连续跳跃多重打靶法建立的非线性辨识法,辨识了飞机起飞着陆过程的非线性动态模型。
- The Sky Knight has the new allison 225-10a turbine engine, derated to 200 hp. It will have an operation ceiling of 13,000 ft above ground effect, with a 160 kmph maximum cruising speed. 空中骑士装有新型艾利逊225-10a涡轮发动机,其额定功率降低到200hp,该直升机的实际最大升限为13,0。00ft,最大巡航速度为160公里/小时。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- Marine Research Institute of China and Shanghai Qiuxin Shipyard jointly developed this 15-20 seats WIG by combining the merits from the powered hovering and ground effect technologies. “天鹅”号是708所与求新造船厂科研与生产相结合的最新成果。
- The key of automobile model-windtunnel test is the similarity between the model and the real vehicle with a very large Reynolds number in the test and the simulation 0f the ground effect. 汽车缩尺模型风洞试验技术的关键是缩尺模型与真车的几何相(包括底板和发动机室这些细节部分)、试验中的雷诺数足够大,以及地面边界效应的模拟.
- The ground was covered with ferns. 地面上长满了羊齿植物。
- As more and more tissue freezes, the physical properties of ice crystals actually create a grinding effect that disrupts the tumor. 随着越来越多的组织结冰,冰晶的物理作用类似碾磨般对肿瘤产生分解作用。
- 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。