BPFLD - X型吸波材料是一种平板状的聚氨酯泡沫吸波材料，采用优质聚氨酯泡沫经过浸碳工艺生产而生，具有良好的电磁波吸收性能及防火性能。
BPFLD-X is a range of flat absorbers consisting of a single of polyurethane foam with a dielectric carbon solution, a binder and a fire retardant.
钢板是平板状，矩形的，可直接轧制或由宽钢带剪切而成。
Steel plate is flat, rectangular, can be rolled directly or by a wide strip of steel.
从传热学基本原理出发，推导出结晶性平板状注塑制品冷却时间的几种计算方法。
Several methods to determine the cooling time of injection molded slabs of crystalline plastics are discussed based on the theory of heat transfer.
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