织物输送带是由不同的层，其中拉伸强度是由化纤织物铺层提供。
Fabric conveyor belts are made of various layers, where the tensile strength is provided by synthetic fabric plies.
他们带我们参观了他们正在修建的化纤厂。
They took us to see the chemical fiber mill they were building.
并且对比了带形与圆形截面中间相沥青纤维在不同条件下得到的不熔化纤维的红外谱图，分析了它们在不熔化过程中各基团的变化。
By means of oxidation themal gravity(TG) on new ribbon-shaped mesophase pitch-based fibers, its system of increasing temperature in thermal-oxidized stabilization process was estabilished.
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