2) trace
[英][treɪs] [美][tres]
痕量
1.
Recent Progress of Inorganic Trace Analysis by Mass Spectrometry;
质谱的无机痕量分析进展
2.
Determination of Trace Phosphine by Gas Chromatography;
气相色谱-氮磷检测器分析痕量磷化氢
3.
Determination of ultratrace plumbum by catalytic spectrophotometry;
催化光度法测定超痕量铅
3) trace and ultra trace elements
痕量超痕量元素
4) trace element
痕量元素
1.
A review on the determination of trace elements in cigarette smoke;
卷烟烟气中微量和痕量元素研究综述
2.
Geochemistry of trace elements in coal from North Shanxi Province to North Ningxia Huizu Autonomous Region;
晋北-宁北煤中痕量元素的地球化学特征
3.
Determination of trace elements in copper-zinc alloy by ICP-MS;
ICP-MS测定铜锌合金中痕量元素
5) trace analysis
痕量分析
1.
The influence of spectral interferences on trace analysis of steels & alloys by inductively coupled plasma mass spectrometry;
电感耦合等离子体质谱干扰对钢铁及合金痕量分析的影响
2.
The stability of silver solution in trace analysis;
痕量分析中银溶液的稳定性
6) arsenic
[英]['ɑ:snɪk] [美]['ɑrsṇɪk]
痕量砷
1.
Determination of Trace Arsenic in Poligonum capitatum by AFS Method and Microwave Digestion System;
微波消解——原子荧光法测定头花蓼中痕量砷
2.
In this paper,the author states the monitor means to wash close circulative technical system and arsenic of furnace gas in high-interference ion conditions by using sulfuric acid water.
本文叙述了硫酸水洗封闭循环工艺系统液相及其炉气中痕量砷在高干扰离子条件下的监测方法。
补充资料：痕量
1.化学上指极小的量﹐少得只有一点痕迹﹐也叫痕迹量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条