Chemical graining: the lithographic plate surface is etched to produce a fine grain by the application of a strong acid or alkali solution.

化学磨版：用强酸或强碱溶液在平版印版的版面上腐蚀，造成幼细微粒表面。

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The material formula of far-infrared zirconium and titanium compound ceramic radiant plate for grain drying was determined.

确定了锆钛系远红外谷物干燥复合陶瓷辐射板的原料配方。

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The steel plate surface has a cultured and clear wood grain ectype and inhibit square space pattern the beauty is generous.

钢板表面具有典雅清晰的木纹浮雕，并压制方格图案，美观大方。

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Instead of complex food groups, the plate is split into an easy four: fruits, vegetables, proteins and grain.

FORBES: U.S.D.A. Topples Food Pyramid With A Very Expensive Plate