1) free to tumble
自由翻滚
1.
The wind tunnel test technique for model free to tumble dynamic derivatives has been developed to meet the urgent needs for dynamic derivative measurements of aerospace aircraft models in the range of angles of attack of 0°～360°and to meet the needs for mechanism study of limit cycle oscillation phenomena.
风洞模型自由翻滚动导数试验技术是为满足航空航天飞行器 0°～ 36 0°全迎角范围内的动导数测量及产生极限环振动现象研究之急需而研制的。
2.
The wind tunnel test technique for dynamic stability derivatives of the model free to tumble at hypersonic speeds has been developed to meet the urgent needs for dynamic derivative measurements of aerospace vehicles at angles of attack of 0°～360° and for mechanism study of limit cycle oscillation phenomenon.
高超声速风洞模型自由翻滚动导数试验技术是为满足航空航天飞行器 0°～ 360°全攻角范围内的动导数测量及产生极限环振动现象的研究之急需而研制。
2) free-tumble vibration
自由翻滚振动
3) Free Hobbing-shaving
自由滚剃
1.
Therefore, modem mechanical development need the hard face gears with high bearing capacity, teeth surface hardness, resisting corrosive pitting high precision, low teeth surface roughness, Free Hobbing-shaving principle of Harden Gear will be studied in this paper.
因此,现代机械的发展对于具有高承载力、高齿面硬度、良好抗点蚀性、高精度、低齿面粗糙度、长寿命的硬齿面齿轮的要求不断提高,为此本文对硬齿面齿轮的自由滚剃进行研究。
2.
The free hobbing-shaving mechanism for hardened gear was investigated.
研究了硬齿面齿轮的自由滚剃机理,改进了滚剃刀的基本结构,并分析了自由滚剃的加工原理和切削速度。
4) free rolling roller-path
自由滚道
5) free rolling
自由滚动的
6) freewheel roller
自由轮滚柱
补充资料：必然王国与自由王国(见必然与自由)
必然王国与自由王国(见必然与自由)
realm of necessity and realm of freedom
of口1 Iun Wongg口0 yU ZlyQU wangguo必然王国与自由王国(realmandrealm of freedom)necessity见必然与自由。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条