Laminated board made of structure of composite materials under sensitive item control(various prepreg and pre-formed parts reinforced by fibers and threads, the specific tensile strength of reinforcing materials is greater than 7.62×14m and specific modu 两用物项管制结构复合材料的预成形件和制品(用纤维和丝材增强而制成的各种预浸件和预成形件,其中增强材料的比拉伸强度大于7.62×104米和比模量大于3.18×106米),