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- ideal specific impulse 理想比冲量,理想单位冲量
- Curves of constant specific impulse are traced inside the triangle. 比冲为常数的曲线则画在三角形内部。
- Although methane's specific impulse lags that of hydrogen, it presents some advantages. 虽然甲烷的比冲量没有氢那麽高，但它有好几项优点。
- It is a reliable measuring method of the specific impulse for the high-burning rate propellants. 为高燃速推进剂比冲测试提供了可靠的试验依据。
- Arcjet, one type of electric propulsion, is high at specific impulse and ratio of thrust, and good in capability of propellant. 电弧加热发动机就是电推进的一种,它具有较高的比冲和推力/功率比以及良好的推进剂普适性,已成为国际研究和应用的重点。
- The oncoprotein encoded by E7 gene is considered as ideal specific antigen against HPV associated cancer. The E7 oncoprotein is characterized by several linear B cell epitope, CD4+T cell epitope and CD8+ cell epitope. 由HPVl6E7基因产生的早期蛋白E7与细胞的转化和恶性变密切相关，并且被认为是HPV相关肿瘤特异性肿瘤排斥抗原，含有多个线性B细胞表位、CD4+T细胞表位和CD8+CTL表位。
- In particular, the fuel exhibits a higher specific impulse, a measure of fuel efficiency that describes how much momentum a given weight of propellant can impart. 特别值得一提的是，甲烷的比冲量较高，这个燃料效率值代表特定重量的推进燃料所能产生的动量。
- The investigation shows that plenum chamber total pressure has multifarious effects on arcjet thruster operation, and both specific impulse and thrust efficiency can be improved by increasing it befittingly under steady arc. 研究表明，集气腔总压对推力器工作过程具有多方面的影响，在保证电弧稳定的情况下，适当提高集气腔总压可同时提高比冲和推进效率。
- If a drop area that conforms to ideal specifications cannot be found, alternates are used wherein width of the area is sacrificed without loss of the advantage of level terrain. 如果不能找到完全符合标准的空降场地，那么可以在空降场的宽度要求上做出牺牲，但不能改变对平坦地形的要求。
- The main performance parameters of a fixed geometry scramjet are observed,and the effective thrust coefficient,effective specific impulse and effective specific thrust are determined. 探讨了固定几何尺寸（不可调）的超燃冲压发动机有效推力系数、有效比冲和有效单位推力等主要性能参数变化的定量范围。
- Fuel-optimal coplanar orbital transfer using the advanced variable specific impulse magnetoplasma rocket (VASIMR) is studied.Thrust direction and specific impulse are considered as control variables. 摘要以国外目前正在研制中的变比冲磁等离子体火箭发动机(VASIMR)为背景，研究了变比冲发动机作用下的同平面燃料最优轨道转移。
- The specific impulse of an open-cycle gas generator engine such as Vulcain is inherently limited, while for the closed-cycle, staged-combustion design, it increases with the combustion pressure. 一个火箭引擎的总体效率由其特定推力来衡量，推力（动力改变-或单摆，发动机速度提升）能完成燃料的每个单元燃料（的燃烧）。
- Though the bleed can enlarge the thrust of the aerospike nozzle, it lessens the specific impulse except the case that the bleed is small at low flight altitude for the linear aerospike nozzle. 加入二次流会使塞式喷管的推力上升，但在大多数情况下其比冲会下降，只有特定压强比条件下，加入少量的二次流比冲才会上升。
- The scramjet has some advantages of high flow velocity, high specific impulse and wide operating range which become a viewpoint in the research field of power of Aeronautics and Astronautics. 超燃冲压发动机以其高速、高比冲和工作范围宽广的特点,正逐渐成为当今航空航天动力领域的研究焦点。
- For blast warhead, lethality criterion with distance as judge index is given in terms of standard formula of kill law of air shock, over pressure formula and specific impulse formula. 针对爆破战斗部，根据空气冲击波的标准杀伤规律公式和超压以及比冲量公式，得出了以距离为判断指标的毁伤判据。
- It is an ideal day for a picnic. 这是一个出外野餐的理想日子。
- For all its richness and all its progress, it is not an ideal society. 尽管它很富有，也很进步，但它不是一个理想的社会。
- A jeep is ideal for driving over rough terrain. 吉普车很适合在高低不平的路面上行驶。
- Our ambition is to give them a beau ideal of a welcome. 我们很想给他们以一次最隆重的欢迎。
- He was her ideal of all that was manly. 他集男子汉所有气质于一身，是她心中的偶像。
