portable duct是什么意思

网络释义

用法例句

A movable wind erosion tunnel and whirl type separation sand sampler designed by Inner Mongolia Agricultural University were used to collect the soil particles during the soil erosion by wind event.

在内蒙古自治区武川县建立农田土壤风蚀试验区,采用内蒙古农业大学研制的移动式风蚀风洞和旋风分离式集沙仪,观测不同残茬高度条件下农田土壤的风蚀情况。

Test and Evaluation on Influences of Vegetation Coverage on Soil Wind Erosion by Means of the Movable Wind Tunnel;

利用移动式风洞测试评估植被盖度对土壤风蚀的影响

Study on Design and Aerodynamic Performance of Movable Wind Erosion Tunnel;

可移动式风蚀风洞设计及其空气动力学性能研究

The Test and Evaluation of Characteristic of Aerodynamics on Portable Erosion Wind Tunnel;

可移动式风蚀风洞流场空气动力学特性的测试与评价

Research and Development of Data Acquiring and Processing System for Portable Erosion Wind Tunnel;

可移动式风蚀风洞数据采集处理系统的研究与开发

An Experimental Study on the Performance of Sand Sampler and Sand DischargerPerformance of the Portable Wind Erosion-Wind Tunnel;

可移动式风蚀风洞集沙仪及排沙器的性能试验研究

A new type of cryogenic tunnel-injection cryogenic tunnel with heat exchanger

低温风洞新形式——换热引射式低温风洞

Dynamic experiment,modeling and compensation of bar-shaped strain gauge balance for wind tunnel

杆式风洞应变天平动态实验、建模与补偿

Wind tunnel experiment of sidewall compression inlet with adjustable attack angle

攻角动态变化的侧压式进气道风洞实验

Buffeting Phenomenon of Open-jet Automotive Aero-acoustic Wind Tunnel

开口式汽车气动声学风洞的低频颤振现象

automatic data-reduction tunnel

实验数据自动处理风洞

Wind tunnel experiment of the influence of dynamic change of attack angle on start property of sidewall compression scramjet inlet

攻角动态变化对侧压式进气道起动特性影响的风洞试验

Asummary of optics model displacement measuring technique application in wind tunnel

风洞模型位移光学测量技术应用综述

Experimental study of along-wind response and across-wind response by aeroelastic model

横风向与顺风向动态风荷载的风洞试验研究

Designing routing protocol with hole-bypassing based on hole-reshaping with ellipse in large-scale MANETs

移动自组网中一种洞椭圆化的避洞路由协议

A Study on the Spatial Move Mode of Tourist Flows in Scenic Area;

风景旅游区游客流空间移动模式的实证研究

Wind tunnel simulation of the threshold wind velocity in the lee-side of transverse dunes;

横向沙丘背风侧沙粒风蚀起动的风洞模拟

The Design and Experimental Studies of Supersonic Straight Through Wind Tunnel and "Supersonic-supersonic" Mixing Layer Wind Tunnel;

直连式超声速风洞与“超—超”混合层风洞的设计和实验研究

Test and analysis of roof's column composite insulator in wind tunnel

车顶柱式复合绝缘子风洞试验与分析