Impact between airflow and bottom of plastic pan and pot seedling is impact jet and key of realizing paddy ordered pneumatic throwing transplantation.
气流和塑盘穴孔及钵苗底部的碰撞属于冲击射流，是实现水稻气力有序抛秧的关键技术。
It is found that three patterns may occur to the flow in the pool including free impact jet, submerge impact jet and surface flow according to the downstream water level.
根据高坝下游水垫深度的不同，塘内水流呈现自由冲击射流、淹没冲击射流和面流三种流型。
Taking the impact jet flow field of individual rocket as research object, this paper calculates the jet flow field near the back of the launching tube by using the numerical simulation method.
该文以单兵火箭冲击射流流场为研究对象，采用数值模拟技术，对定向器管尾附近区域的燃气流场进行了数值计算，给出了发动机工作早期阶段冲击射流噪声场形成过程的计算结果。
The high pressure jet cement stabilized piles enjoy the advantages of quick construction, low cost, easy operation and little impact on environment.
粉喷桩具有施工进度快、费用低、操作简单、对环境影响小等优点；
Also, the experiments had been carried out to study the effects of the high-pressured water jet power, the amount and composition of grinding medium and the impact time on the comminuting capability.
通过试验方法研究了高压水射流功率、研磨介质的填充量和配比、冲击时间等对该装置粉碎能力的影响。
In laboratory experiments, the expansion Angle and impact area of gas-solid two-phase jet, distribution of the central and outer jer flow as well as the influencing factors were measured.
试验中测定了气—固两相流的射流膨胀角及冲击面积，探讨了中心射流与外层射流的分布及其影响因素。
It has been shown that the impact pressure and changing of mechanical characteristic of rock together make it broken by abrasive water jet.
得出岩石在受到磨料射流的冲击下，磨粒与水体对岩石的冲击压力与岩石在水介质作用下力学特性的变化共同促使了岩石的破坏。
The generation and the impact force of cavitation liquid-jet depend on the bubble energy and non-dimension parameters.
空泡射流的产生及射流冲击力的大小，由泡能和无量纲参数共同决定。
The results can provided some ideas in considering the rock damage criterion for rock failure mechanism study under water jet impact.
数值分析结果可为水射流破岩机理研究中岩石破坏准则的选择提供依据。
In laboratory experiments, the expansion Angle and impact area of gas-solid two-phase jet, distribution of the central and outer je...
试验中测定了气—固两相流的射流膨胀角及冲击面积，探讨了中心射流与外层射流的分布及其影响因素。
Using high pressure water jet impact on the role (in addition to the role of abrasive grinding) and the prized role of water damage and corrosion coating on the shelves of the adhesion plate.
利用高压水射流的冲击作用(加上磨料的磨削作用)和水撬作用破坏锈蚀和涂层对货架钢板的附着力。
The main categories of no impact printers are ink-jet printer, thermal printers, and laser printers.
主要的非击打式打印机的种类有喷墨打印机、热敏打印机和激光打印机。
Our main products such as Impact Mill, Jet Mill and Air Classifier featured with low consumption have become the model in the fine powder processing.
正远的产品和技术以低能耗、高精度已成为粉体加工应用的典范。
Our main products such as Impact Mill, Jet Mill and Air Classifier featured with low consumption have become the model in the fine powder processing.
正远的产品和技术以低能耗、高精度已成为粉体加工应用的典范。
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