8HU Y L,WANG T X,MENG J L,et al.Structure and phase transformation behavior of electroless Ni-W-P on aluminium alloy[J].Surface & Coatings Technology,2006,201(3/4):988-992.
9BALARAJU J N,M JAHAN S,CANANDA N,et al.Studies on electrolees Ni-W-P and Ni-W-Cu-P alloy coatings using chloridebased bath[J].Surface & Coatings Technology,2006,200(16/17):4885-4890.
10DAVIS G L,GENTRY C H R.The electrodeposition of tungsten[J].Metallurgia,1956,53(1):3-17.