trapezium造句怎么写

The rollers and ring are designed in inverted trapezium, which reduce the material's slip velocity between rollers and ring, extend grinding time, and enhance crushing efficiency.

Inthis article, we review trapezium sparing options for treatment of thumb carpometacarpal joint arthritis.

The remainder of the trapezium formed the garden, which was much lower than the level of the Rue Polonceau, which caused the walls to be very much higher on the inside than on the outside.