All nanomaterials are nontoxic to humans or the environment.
查看答案
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: