special-purpose material

基本解释

Some might even be seed material for special-purpose tools that could be built using JVMTI or JDI (see Resources).
有些甚至是特定用途工具的种子材料，可以使用 JVMTI 或 JDI（参见参考资料）建立。
Depending on different material, the special-purpose feed and discharge bunker is provided to be adjusted in the advantage for multi-purpose of the machine.
配备专用进出料斗，可根据不同物料调节，便于做到一机多用。
General-purpose PVC primer. Special for transparent PVC sole, heel and air cushion. Excellent priming effect, can keep the original shining colour of material.
通用型PVC处理剂，主要针对透明PVC底、跟或透明PVC 气垫，涂布于表面后不起雾，能保持原有之光泽，处理效果极佳，亦可处理常见之PVC材料。
dzhg.com

They have pointed, for example, to attempts in the past year or so to buy thousands of special-purpose aluminium tubes, allegedly components for centrifuges to enrich uranium into a weapons-grade material.
ECONOMIST: A difficult struggle of uncertain duration The