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H 开头的英语单词（共 135,059 个）
hydrogen plasma
氢等离子体
hydrogen plasma arc process
氢等离子弧过程
hydrogen plasma jet
氢等离子流
hydrogen powered vehicle
氢燃料汽车
hydrogen pressure
氢压;氢压力
hydrogen probe
探氢针
hydrogen production
氢的生产,制氢
hydrogen proton exchange membrane fuel cell
氢质子交换膜燃料电池
hydrogen purity
氢气纯度
hydrogen purity analyzer
氢气纯度分析仪
hydrogen recoil proportional counter
氢反冲式正比计数器
hydrogen recombiner
氢气复合器
hydrogen reduced iron
氢还原铁粉
hydrogen reduction
氢还原作用
hydrogen reduction autoclave
氢还原高压釜