1984年的饥荒促使“拯救孩子”大使、超声波乐队明星米兹·尤瑞和鲍勃·吉尔道夫一起创建了BandAid乐队。最近米兹·尤瑞回到阔别25年的埃塞俄比亚。
Ultravox star Midge Ure, a Save the Children ambassador, recently returned to Ethiopia 25 years after the 1984 famine which prompted him to create Band Aid with Bob Geldof.
分别采用超声波震荡、加热下介质处理、稀碱处理等方法研究亚微米超细TATB夹杂酸的脱除。
Methods of eliminating acidity in submicron TATB have been studied applying consecutively the ultrasonic shaking, medium treatment upon heating, dilute alkali treatment etc.
文中提出了一种新的利用声波夹带测量微米级和亚微米级单颗粒粒径的方法。
A new approach is proposed for the measurement of micron grade and sub-micron grade single particle size by the use of acoustic wave entrainment.
文中提出了一种新的利用声波夹带测量微米级和亚微米级单颗粒粒径的方法。
A new approach is proposed for the measurement of micron grade and sub-micron grade single particle size by the use of acoustic wave entrainment.
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