无油压缩机 oil free compressor ; [机] oilless compressor ; free conpressor
无油空气压缩机 air oil-less compressor ; less compressor ; oil free air compressor
无压浸油护木法 open tank treatment ; open tank treatment west bank
船用无油空气压缩机 oil-free marine air compressor
无气液压油 air free hydraulic oil
高性能无灰抗磨液压油 TOTAL AZOLLA AF
高压无油空压机 Oil less high press compressor
无油压缩机的特点 KONGANEI
有无压缩机油 are compressors oil free
有无油压缩机 are compressors oil free
根据川西南威远气田大水量气井现场测试数据，建立了举升油管和油套环空气液两相流压降优化模型。将油管内的持液率模化为气相、液相无因次速度和液相无因次粘度的函数；
An optimal model is proposed for predicting the pressure drop of two-phase flow in gas well tubing and annulus, based on the measured data from the gas field of southwest Sichuan, China.
提供香薰产品冷压植物油、花水、无添加基础底霜、香薰治疗服务、香薰培训讲座、DIY护肤品原材料及制作班。
We provide Aromatherapy Products, Essential Oil, Floral Water, unscented Skin care base. Aromatherapy Massage, Aromatherapy Courses, DIY Skincare Raw Materials and Courses.
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