silent stock tube
英
美
- 塑料管
双语例句
- The new winter ventilation system consisted of a perforated plastic tube.
新的冬季通风系统由带孔的塑料管组成。 - The shape of the die decides the shape of the extruded plastic-a fibre, perhaps, for use in nylon thread, or a tube.
模口的形状决定了挤出塑料产品的型状，如制尼龙绳用的纤维丝或塑料管。
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