“filling materials”可以造什么句，filling materials造句

The sand and gravel in the Yangtze river is good building and filling materials.

Microleakage of three filling materials restorations in primary molars after preparation with air abrasion

The contents of the experiment included the measurement of the physical characteristics of filling aggregate and the test for the mixture ratio of cemented backfilling materials.

A retrospective clinical study of amalgam and mineral trioxide aggregate as root-end filling materials

As a new type of filling materials, the aerated concrete has the features of low density, low strength, good absorption of water and great contraction.

Comparison on the effects of apical sealing by two kinds of root canal filling materials

The indoor experiment on the filling materials used for downward slicing drift mining with cemented bacKfill in Gaolong Gold Mine was performed.