它們是半導體設備廠商,刻蝕(就是把材料去掉),沉積(長一層很薄的材料),但這些薄膜沉積都是化學氣相沉積的方法,不是那種原材料
它們是半導體設備廠商,刻蝕(就是把材料去掉),沉積(長一層很薄的材料),但這些薄膜沉積都是化學氣相沉積的方法,不是那種原材料
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