痕量杂质 meaning in Chinese
trace impurity
trace of impurity
Examples
- Gfaas determination of trace amounts of arsenic in high purity nickel
石墨炉原子吸收光谱法测定高纯镍中痕量杂质砷 - Standard practice for aviation fuel sample containers for tests affected by trace contamination
受痕量杂质影响的试验用航空燃料采样容器的标准实施规程