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1·The deposit of laval nozzle has a certain thickness uniformity requirements.

拉瓦尔喷管的电铸层有一定的均匀性要求。

2·A wet steam experiment system is established with a Laval nozzle generating wet steam.

构建了湿蒸汽实验系统并进行了蒸汽湿度测量的实验研究。

3·In the paper, the parameters of Laval nozzle use the sprayer of Baosteel '300t converter.

文中所用喷管的参数取自宝钢300吨转炉五孔氧枪喷头。

4·According to the result of experiment, the Laval nozzle is used as the input unit of ALR.

根据试验结果，采用缩放喷嘴作为反应器的能量输入装置。

5·As one of the key parts of a super-sonic arc-spraying gun, the Laval nozzle design is still a pivot for researchers.

作为超音速电弧喷枪的关键部件之一，拉瓦尔喷嘴设计一直是人们研究的一个重点。

6·Making use of these results, we obtained an exact solution for the incompressible potential flow through a two-dimensional Laval nozzle.

利用这些结果得到了二元拉伐尔喷管内不可压缩位势流动的精确解。

7·A second tube is configured as a Laval nozzle for the delivery of oxygen and encloses a first central tube for the delivery of solid substances or dust.

第二管被设计成用于输送氧气的拉伐尔喷嘴形状并且它包围着用于输送固体物质或粉尘的第一中心管。

8·Based on the theory of the phase transition, gas dynamics, this dissertation set up the mechanical model of high speed natural gas flow with phase transition in Laval nozzle.

依据相变理论、气体动力学理论建立了描述有相变喷管中天然气高速流动的数学模型。

9·The numerical calculation results show that the gas velocities increase with the reduction of curvature and the length of laval nozzle decreases with the increase of the radius of curvature.

数值计算表明，气体速度随入口段曲率半径的增大而增大，拉伐尔喷嘴和长度则随曲率半径的增大而减小。

10·However, the compressed air pass the same large area of Laval nozzle in the traditional vacuum ejector all through the working process, so its large shortcoming is high compressed air consumption.

但是，目前传统的射流式真空发生器在工作过程中始终以同一较大的气流流通面积供给压缩空气，存在着空气消耗量大的缺点。