We know about those relationships thanks to chemical analysis.

由于化分析，我们才知道了这些关系。

Then they did chemical and genetic analyses of the samples.

之后，们对样本进行了化和基因分析。

And I don't suppose it'd need much equipment; we're not doing chemical analysis or anything.

我不觉得这个验需要很多仪器；毕竟我们并不是在做化分析这种事情。

But Musah has come up with a less time-intensive approach: chemical analysis of the eggs.

对虫卵进行化分析。

The chemical analysis confirmed that they were indeed the product of beer making and not some other fermented food.

化分析证这些沉积物确是啤酒酿造的产物，而非其发酵食物。

Chemical analysis showed that these inclusions were very rich in calcium.

化分析表明这些包裹体富含钙。

Of course he had studied nature, but he didn't have the equipment to do chemical analysis the way scientists do nowadays.

曾经研究过大自，但却没有现代家的设备来进行化分析。

Based on the size, microwear patterns, and chemical analysis of their teeth, we know Paraceratherium mainly ate leaves.

根据牙齿的大小、微磨损模式和化分析，我们知道 Paraceratherium 主要吃树叶。

Chemical analyses showed that up to 50% of the diet of local fish comes from the carcasses when they're present.

化分析表明，地鱼类高达 50% 的食物来自尸体。

Once those findings are in, chemical analysis of museum specimens could help reveal how rare, endangered or even extinct insects have behaved around predators.

一旦相关发现出炉，对博物馆标本进行化分析将有助于揭示稀有、濒危甚至灭绝昆虫在捕食者周围的行为方式。

Chemical analysis suggested, these remains of tiny meteorites like the layer higher up could only have come from the Chicxulub crater.

化分析显示，这些陨石残留体和上方的小球体层一样，只有可能来自希克苏鲁伯陨石坑。

What is the intellectual and moral state of that man who really believes that chemical analysis can be an equivalent for natural gusto?

那个真正相信化分析可以等同于自热情的人的智力和道德状态是什么？

Right now we're going to demonstrate one of the methods we used to collect smoke samples which we then bring back to the lab for chemical analysis.

现在我们将演示一种我们用来收集烟雾样本的方法，后我们将这些样本带回验室进行化分析。

Scientists say the first full chemical analysis of medicine tablets found in an ancient shipwreck suggests that health care in the Roman world was surprisingly sophisticated. Our science reporter Rebecca Morelle has more.

家称对在一艘失事船舶上发现的药片的首次全面化分析表明，时罗马世界的医疗水平已达到了令人吃惊的高度。记者Rebecca Morelle更多详细报道。

A new chemical analysis of a more than 200-million-year-old fossilized egg from Patagonia—and a clutch of more recent eggs from Mongolia, found in the Gobi Desert—revealed a thin film matching the characteristics of modern soft-shelled eggs.

对来自巴塔哥尼亚的一个 2 亿多年前的鸡蛋化石以及在戈壁沙漠中发现的一批更近代的蒙古鸡蛋进行的新化分析揭示了一种与现代软壳鸡蛋的特征相匹配的薄膜。