The changes of material before and after hydrolysis were analyzed by infrared spectroscopy, automatic amino acid analyzer, differential thermal analyzer (DTA) and differential thermal analyzer (TGA).

采用红外光谱分析、氨基酸分析等对水解前后物质变化进行了检测分析。

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The material of which the organism is formed changes continuously.

构成有机体的物质是不断变化的。

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At least some of the material must have retained the signal unaffected by subsequent changes in the environment.

至少有一些材料肯定保留了不受后续环境变化影响的信号。

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One of the dominant characteristics of beaches is their constant changes in form, shape and sometimes the very material of which they are composed.

UNESCO: Introduction

If the noise wanes or Data starts seeing red, he changes the direction of his set and tries out different material.

WSJ: Heather Knight and Data: A Researcher and a Robot Walk Into a Bar... | Creating

The SEC recognized that changes in the ways that people communicate necessitated guidance on the dissemination of material information through social media.

FORBES: Is The Medium The Message? Netflix's Decision To Post Material Information On Social Media Channels