Analysis and experiments show the heating apparatus with meandering waveguide can be widely applied to heating and drying of flat shape material. 分析與實(shí)驗表明，這種曲折型波導加熱器可廣泛應用于平板狀物料的加熱與干燥。
Laing's primary focus is on the manufacturing of fractional horsepower pumps, flow-through heaters, and hydronic heating components. 的主要重點(diǎn)是生產(chǎn)分馬力水泵，液流加熱器，電熱元件和液體循環(huán)加熱元件。
