face veneer造句怎麼寫

In order to decrease warp degree of mult-ply parquet composed of plywood-substrata and face veneer, a combination of measures, incising the face veener and prolonging the conditioning time of unfinished parquet, was studied.

The results were summarized as follows:(1) Grain angles of face veneer have significant effects on sound velocities and dynamic Young's moduli of WP, WF, WM and WPPW.