题目内容

All nanomaterials are nontoxic to humans or the environment.

A. 对
B. 错

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Nanotechnology not only entails epistemic rupture, but introduces new laws and structures of knowledge, or new cognitive categories.

A. 对
B. 错

Standard prefixes for the International System of Units (SI) of measure include:

Exchange of non-SI units of measure with the SI values:

Some common natural units of length in physics are:

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