light magnesium carbonate 轻质碳酸镁 ; 碱式碳酸镁
magnesium carbonate light 轻质碳酸镁 ; 碳酸镁
light magnesium-oxide 轻质氧化镁
light magnesium oxide 轻质氧化镁
super-light magnesium alloy 超轻镁合金
So, here's magnesium. It's very light.
我们回到原题,这是镁,它很轻。
One is to use light-weight materials, such as aluminum and magnesium.
一种就是使用轻型材料,例如铝和镁。
A glass bulb filled with finely shredded aluminum or magnesium foil that is ignited by electricity to produce a short-duration high-intensity light flash for taking photographs.
闪光泡一种内部装有铝箔或镁箔的精细碎片的玻璃灯泡,用电点燃以发出短暂的高强度闪光,从而拍摄照片。
So, here's magnesium. It's very light.
我们回到原题,这是镁,它很轻。
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