Experimental study on the vortex tubes with different mach number nozzles .

喷嘴马赫数对涡流管性能影响的实验研究。

Oil nozzles , plungers , oil delivery valves .

喷油嘴、柱塞、出油阀。

Analysis of hypersonic nozzles including vibrational nonequilibrium and intermolecular force effects .

计及振动不平衡与分子间力效应的高超音速喷管的分析。

Pumps , filters and nozzles can become clogged by particulate matter , so it 's best to avoid them altogether .

水泵、过滤装置和喷嘴可能在某些情况下堵塞，所以，要尽量避免这些情况同时发生。

The nozzles are further machined before being attached to a completed merlin engine .

喷嘴在组装到merlin发动机上之前仍需被进一步的加工。