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- Acceptance testing equipment for production of liquid propellant. 生产液体推进剂用的验收试验设备。
- Glyoxal is prepared with waste liquid propellant HNO3-27S and ethanal. 利用报废的液体推进剂硝酸-27S和乙醛制备乙二醛。
- Some stratification exists in the spray produced by any liquid propellant injector. 由任何液体推进喷注器所产生的喷雾都存在某些成层现象。
- The application of a pressure difference across an injector does not cause an immediate velocity response of the liquid propellant. 经过喷注器的压降发生变化时并不马上引起液体推进剂速度变化。
- Liquid propellant combustion processes are quite complicated and defy precise analytical description. 液体推进剂燃烧过程是相当复杂的,很难对其进行严谨的分析描述。
- Hydroxylammonium nitrate(HAN) is the main active toxic component of the new HAN based liquid propellant. 硝酸羟胺(HAN)是新型硝酸羟胺基液体推进剂的主要毒理活性成分。
- Well and layer selection criteria of liquid propellant high energy gas fracturing (HEGF) are included in this paper. 提出了液体药高能气体压裂选井、选层的条件。
- Oxidized starch,as a green corrosion inhibitor,was produced by abandoned liquid propellant of HNO_3-27S and starch. 本研究提出利用报废的液体推进剂硝酸-27S和淀粉反应制备氧化淀粉绿色阻垢剂,并对产品结构进行了表征。
- To appreciate the unsteady environment existing in liquid propellant rocket chambers it is necessary that the steady state be well understood. 为了分析液体推进剂火箭发动机燃烧室中存在的非稳态环境,必须很好地了解稳态状态。
- Two kinds of monolayer cobottom tanrs which store N2O4 and UDMH liquid propellant are used in many launch vehicles in foreingn countries. 国外较多的运载火箭上,采用二种类型的单层共底贮箱存放N2O4(四氧化二氮)、UDMH(偏二甲肼)液体推进剂等。
- It is an important and basic issue to choose monitoring parameters of Liquid propellant Rocket Engine (LRE) monitoring system in ground test. 摘要确定监测参数是液体火箭发动机地面试验监控系统的一个重要而基础的问题。
- The dynamic models of engine parts in a new high-performance staged combustion cycle liquid propellant rocket through the module codified were built. 通过模块化编程,建立了新一代高性能补燃发动机启动过程的部件模型。
- Abstract: Objective To establish model of the blast-toxicosis combined injury caused by the explosion of the liquid propellant. 摘 要: 目的复制冲击波和液体火箭推进剂中毒致冲毒复合伤的动物模型。
- In the regenerative liquid propellant gun,the coupling oscillation of the fluid sys-tem in the reservoir including free vibration and forced vibration may be formed. 在再生式液体发射药火炮中,贮液室流体系统可能发生由自激振动与强迫振动构成的耦合振荡,在喷射结束期很可能形成共振。
- The booming of these clusters is bound to increase market competitive power of enterprises and their products and to propel sustainable development ... 通过绿色食品产业集群的发展壮大,必将提高产品与企业的市场竞争力,推动绿色食品产业的持续发展。
- To overcome the difficulties on acquiring enough fault modes from ground and flight test data, the failure process for liquid propellant rocket propulsion systems was modeled. 为克服由于试验或飞行数据不足而无法获取系统足够故障模式的问题,开展了液体火箭推进系统故障过程建模与计算机仿真研究工作。
- Rapid reactions between liquid propellants can lead to inefficient mixing. 液体推进剂之间的迅速反应可能导致混合不良。
- The scientific planning to river watershed is the key to realize scientific management, disposition, exploiture, utilize and protection of water resource and important act to propel sustainable development of national economy. 对江河流域进行科学综合规划是实现水资源科学管理、配置、开发、利用和保护的需要,也是推进国民经济可持续发展的重要举措。
- An adaptive threshold algorithm consisting of two stages based on autoregressive model was presented for monitoring the steady process of Liquid Propellant Rocket Engine(LRE) in ground test. 提出一种基于自回归模型的自适应阈值检测算法用于监测液体火箭发动机地面试验的稳态过程,该算法由两个阶段组成。
- Aimed at nonsteady spray combustion flow problems of regenerative liquid propellant gun (RLPG)in process of interior ballistic,mathematical model was established,and numerical method was derived. 针对再生式液体发射药火炮(RLPG)内弹道过程中非稳态喷雾燃烧流动问题,建立了数学模型,给出了具体的计算方法。