该项技术也有所提高，电浆火炬的主要成分是一对电极板，主要由以镍为主的合金制成。
The technology has got better, too. The core of a plasma torch is a pair of electrodes, usually made from a nickel-based alloy.
该项技术也有所提高，电浆火炬的主要成分是一对电极板，主要由以镍为主的合金制成。
The technology has got better, too. The core of a plasma torch is a pair of electrodes, usually made from a nickel-based alloy.
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