Ocean freight is approximately $ 28.00 for the insulate board, and $ 10.00 for the standard hardboard, per 1,000 square feet.
海上运费, 每1000平方英尺绝缘板约28美元, 标准硬质纤维板为10美元.
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A microcomputerized control system for hot press in making hardboard is de - signed.
本文提出了一种硬质纤维板热压 机微机 控制系统的设计方案.
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This article approached the dehydrating and exhausting laws of wet - way hardboard in the hot - pressing course.
本文探讨了湿法硬质纤维板在热压过程中的脱水排汽规律.
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