英语词汇“principal level”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	principal level
释义	principal level 基本例句特等 Production of glass fiber gypsum products, glass fiber is the Principal and senior gypsum powder as main raw material, together with the cast from high-performance additives.公司生产的玻璃纤维石膏系列产品，是以特等玻璃纤维和高级石膏粉为主要原料，配以高性能添加剂浇铸而成。
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