The core of a plasma torch is a pair of electrodes, usually made from a nickel-based alloy.
等离子体炬的核心部分是一对电极，通常用以镍为基础的合金制成。
The evidence suggests it has a nickel-iron core like the Earth’s, overlain by a rocky mantle.
有证据表明它的地核也象地球一样由镍、铁元素组成，表面由岩石地幔覆盖。
The evidence suggests it has a nickel-iron core like the Earth's, overlain by a rocky mantle.
证据表明灶神星有着和地球一样被岩石地幔覆盖的镍铁地核。
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 evidence suggests it has a nickel-iron core like the Earth's, overlain by a rocky mantle.
有证据表明它的地核也象地球一样由镍、铁元素组成，表面由岩石地幔覆盖。
The outer core is believed to be composed mostly of iron and nickel in a molten state at a very high temperature.
有人认为外地核主要是由在高温下处于熔态的铁和镍构成的。
The welding rod capable of forming pile-up welded graphite-steel metal consists of welding rod core of low-carbon steel and nickel or nickel-base alloy and coating outside the welding rod core.
本发明公开了一种可通过焊接形成石墨钢堆焊金属的焊条。它由低碳钢、镍或镍基合金制成的焊芯和压涂在焊芯外表面的焊条药皮构成；
The welding rod capable of forming pile-up welded graphite-steel metal consists of welding rod core of low-carbon steel and nickel or nickel-base alloy and coating outside the welding rod core.
本发明公开了一种可通过焊接形成石墨钢堆焊金属的焊条。它由低碳钢、镍或镍基合金制成的焊芯和压涂在焊芯外表面的焊条药皮构成；
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