surfaces exposed and component parts 暴露的表面和元件部分
Clean exposed surfaces of compartments, hardware, and fittings.
清洗隔间、五金件和管件的外露表面。
They offer good corrosion resistance, with an aluminium body a black oxide finish on the exposed surfaces to resist corrosion.
他们提供良好的耐腐蚀性，与人体铝的黑色氧化完成的外露表面抗拒腐蚀。
Methanol sorption data showed that, near the exposed surfaces, the pore structure was markedly coarser and the diffusion time lower.
甲醇吸附数据显示：暴漏的表面附近，孔的结构明显变得粗糙，扩散时间变得更短。
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