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- frame of rocket motor 发动机机架
- Rocket motor test shows that the new UDMH/NTO bipropellant can satisfy the requirement of gel propellant of rocket motor design. 发动机试验表明:新的UDMH/NTO双组元凝胶体系能够满足发动机设计对凝胶推进剂的要求。
- When the cladding thickness of rocket motor is measured with ultrasonics,the test echoes of the thin cladding will overlap in the time field. 用超声测量火箭发动机装药包覆层厚度时,当包覆层较薄时检测回波信号会出现时域混叠。
- The frame of the umbrella is made of metal. 伞的骨架是金属制的。
- He was in a bad frame of mind this morning. 今天上午他心情恶劣。
- She was in a cheerful frame of mind. 她心情愉快。
- I'm not in the right frame of mind to start discussing money. 我现在没心思来商量钱的问题。
- The news put me into a better frame of mind. 这则消息使我的心境更愉快
- Astronaut Edward White had a kind of rocket gun. 他带了一个类似火箭枪的东西，
- I have to be in the right frame of mind to play chess. 下棋时，我的思想得处于很集中的状态。
- Everyone seemed in a heavenly frame of mind. 每个人的思想境界似乎都超脱了。
- Investigation on Lamb waves energy distribution for bond quality testing of rocket motor 火箭发动机胶接质量检测的兰姆波能量分布研究
- He was in the frame of mind to accept any offer. 他处于愿接受任何提议的心境中，他想要接受任何的提议。
- Rocket motors have many advantages over other forms of propulsion. 火箭发动机比其他推进器有许多优点。
- Be careful,the frame of the door turned in. 小心点儿，这门框向里歪。
- He is in a bad frame of mind this morning. 今天上午他心情恶劣。
- Can the photon be treated as a frame of reference? 光子能否作参考系呢?
- Rocket motor cases and the specially designed production equipment therefor. 四、火箭发动机的壳体及为其专门设计的生产设备。
- In my frame of mind, I'd like to buy one today. 按我现在的心气,我今天就想买下了。
- He had difficulty finding the right frame of mind. 他不知道禅坐时要如何保持正确的心态
