前混合

A lot of theoretical and laboratorial researches in self excited oscillating pulsed abrasive waterjet, and the comparison experiments with pre mixed abrasive waterjet was made . 對(duì)自激振蕩脈沖磨料水射流進(jìn)行了大量的理論和實(shí)驗(yàn)研究,并與前混合磨料水射流進(jìn)行了對(duì)比實(shí)驗(yàn)。

The design is presented of nozzles,injectors and burneer cones of a new ignition device using natural gas on forced pre mixing and the method of flame stability. 根據(jù)天然氣的特性,采用強(qiáng)制預(yù)混燃燒方式,設(shè)計(jì)了點(diǎn)火裝置的噴嘴、引射器及燒嘴,并對(duì)穩(wěn)定火焰的方法也進(jìn)行了研究。

Don't mix up this pair of synonyms. 別把這兩個(gè)近義詞混淆了。

He has mixed with crowd together but has not found. 他已同人群混雜在一起而找不到了。

He finds it hard to mix at parties. 他感到很難在聚會(huì)上與人攀談。

The competition entries were a very mixed bag. 參賽者是錯(cuò)落不齊的大雜燴。