proofness造句怎么写

1、feather proofness test

3、Firstly, the importance of voting rules study and the necessity of strategy-proofness study are described.

5、Another possibility to check approximately the feather and down proofness is to measure the air permeability of the fabric.

7、The feather and down proofness is the most important quality request. It can be roughly calculated from the construction data of the fabric.

4、The product also has a good oil (or grease) proofness, and efficiently get rid of the oil (or grease).

2、Macromolecule composite belt shielding with low impedance and thereby enhance explode-proofness and safety of cable.

6、And the benefits arising from this work including water-proofness, precision and durability are the result of Rolex's continuous pursuit of perfection.