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- propellant grain design 装药设计
- FONG C W and MOY B K. Ballistic criteria for propellant grain fractur e[J]. J Ballistics 1982,6: 1410. 黄洪勇;王泽山.;两种工艺制造的低温感包覆火药性能的比较研究[J]
- Herb Chelner,Jim Buswell,Dan evans.Embedded sensors for monitoring solid propellant grain. 余宏发.;光纤传感器在固体发动机测试中的应用
- The insulation layer, artificial debond layer and propellant grain in solid rocket motor chamber (SRM) are all polymer composite systems. 固体火箭发动机燃烧室内绝热层、人工脱黏层及推进剂药柱,均为高分子材料复合体系。
- The crystallization of RDX from a tubular composite modified double-base propellant grain has been investigated with a scanning electron microscope. 用扫描电子显微镜研究了含RDX的管型改性双基推进剂的晶析情况。
- Contain the classical leather of LV impress, give luxuriant character with joining together of leopard grain design. 带有LV印记的经典皮革,与豹纹图案拼接出华丽品质。
- THEORETICAL DESIGN AND ANALYSES OF BEE-NEST PROPELLANT GRAIN USED IN THE LARGE THRUST AND RAPID BURNING ROCKET MOTOR 大推力速燃火箭发动机蜂巢状装药的设计与理论分析
- After having solved the aging problems of beams,the long term ag-ing effect of a solid propellent grain is also analyzed as an example. 在对梁的受拉伸与自重情形下的老化作了分析后,举例分析了真实固体火箭发动机药柱的长期老化效应。
- The burning rates of the propellants grain coated by silicon rubber at the pressure range from 30 to 80 MPa were measured by the Crawford test. 指出选择传热系数小、黏接可靠的包覆材料是保障高压高燃速火药测试准确性的关键技术。
- The grain crop has gone down this year. 今年的粮食作物产量下降了。
- Even an oversight in the design might issue in heavy losses. 设计中那怕是一点点疏忽也可能造成重大的损失。
- Development of dampproof coating applied to composite soild propellant grain 复合固体丁羟推进剂药柱表面防湿涂层研制
- Grain design for hybrid rocket engine with cluster type thrust chamber 带簇式推力室的固液火箭发动机装药设计
- The company is an international trader in grain. 这家公司是国际粮食贸易公司。
- There is an inherent weakness in the design. 这设计本身存在弱点。
- This dress is of the latest design. 这件衣服是最新设计。
- Their speculative buying of grain is illegal. 他们投机购买谷物是不合法的。
- He did it whether by accident or design. 不知道他是偶然还是有意做了这件事。
- Bad luck goes against the grain. 厄运总是令人讨厌的。
- Be careful to match this design with that. 注意把这个设计兴那个设计互相调配。