n.非金属(元素);
例句:
The intrinsic frequency of molecular-vibration of nonmetal binary hydrides is calculated with vibration theory.
提出了非金属二元氢化物分子振动固有频率的计算原理与方法.
Can be widely used in engraving all kinds of nonmetal materials.
适用于多种非金属雕刻,用途十分广泛.
Also can be used for plastic wood etc. Nonmetal of milling.
也可用于塑料木材等非金属的铣削加工.