Combined with oxygen isotope testing, the analysis suggested that at least one headless millet-eater came from Eastern Europe or somewhere with access to water from high altitudes.

再加上检测同位素氧，分析表明至少有一具吃过小米的无头尸的主人，来自东欧，或者来自高海拔地区。

youdao

Chemical analysis of water yields hydrogen and oxygen.

水经过化学分解产生氢和氧。

youdao

T he concentrations of ions in electrolyte were measured by normal analysis method, and the content of oxygen in electrolysis gas was measured by gas chromatography.

利用常规的滴定分析方法测定了电解液中各种离子的浓度，并利用气相色谱测定了电解气中的氧气纯度(体积分数)。

youdao

Tests on the sand they were buried in, using two different dating techniques (thermoluminescence and oxygen-isotope analysis), suggest they are between 70, 000 and 80, 000 years old.

ECONOMIST: A cave in South Africa may rewrite human history