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oxygen free copper中文是什么意思

  • 無(wú)氧銅

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  • 例句與用法
  • Oxygen free copper sheets and strips
    無(wú)氧銅板和帶
  • Adopted ofc oxygen free copper into lead terminals for improvement of tone quality
    采用ofc無(wú)酸素銅引腳,改進(jìn)音質(zhì)
  • Oxygen free copper sheets , plates , strips , seamless pipes and tubes , rods , bars and wires for electron devices
    電子設(shè)備用無(wú)氧銅薄片板材帶材無(wú)縫鋼管桿材棒材和線材
  • In the present dissertation , five commercial metallic materials ? tungsten alloy ( 93w ) , oxygen free copper ( ofc ) , titanium alloy ( tc - t ) , pure aluminum ( al ) and magnesium alloy ( mb2 ) were chosen as the composite system of the flier - plate with graded wave impedance , and their acoustic and mechanical parameters were measured . the thickness of each material was controlled so that flier - plates with a parabolic or cubic wave impedance distribution were designed
    依據(jù)實(shí)現(xiàn)準(zhǔn)等熵壓縮和超高速發(fā)射對(duì)梯度飛片體系的理論要求，論文首先在一個(gè)較寬的波阻抗變化范圍內(nèi)，確定鎢合金( 93w ) 、無(wú)氧銅( ofc ) 、鈦合金( tc _ 4 ) 、工業(yè)純鋁( al )和鎂合金( mb _ 2 )五種綜合性能良好的金屬和合金材料作為波阻抗梯度飛片的復(fù)合體系，并測(cè)量了材料的相關(guān)聲學(xué)和力學(xué)參量。
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