This paper discusses the raw materials and process technology of the double cone ablative shield made from resin matrix composites.
本文对树脂基复合材料双锥防热套的原材料选择和成型工艺进行了研究。
The double electron acceptor organic dye has the advantages of simple preparation process, low cost of raw materials and easy purification.
所述的双电子受体有机染料制备工艺简单，原料成本低廉，易于纯化。
The double electron acceptor organic dye has the advantages of simple preparation process, low cost of raw materials and easy purification.
所述的双电子受体有机染料制备工艺简单，原料成本低廉，易于纯化。
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