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English Translations » 历史存档[信息] » Weekly topic: 5 Wealth points for correct answers, 2 Wealth

Weekly topic: 5 Wealth points for correct answers, 2 Wealth points for participation； Question 167

2015-09-08View Original

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Fill in the blank: Polyacrylonitrile fibers are one of the main types of synthetic fibers; their production volume is second only to that of polyamide fibers and polyester fibers. Their trade name is ( ), and because their properties are very similar to those of wool, they are also known as ( ). acrylic fiber ； “Synthetic wool”
Reply #22015-09-08
Polyacrylonitrile fiber is one of the main types of synthetic fibers; its production volume is second only to that of polyamide fibers and polyester fibers. Its commercial name is Acrylic, and because its properties are very similar to those of wool, it is also known as artificial wool.
Reply #32015-09-08
Polyacrylonitrile fiber is one of the main types of synthetic fibers; its production volume is second only to that of polyamide fibers and polyester fibers. Its commercial name is acrylic fiber, and because its properties are very similar to those of wool, it is also known as synthetic wool.
Reply #42015-09-08
Polyacrylonitrile fiber is one of the main types of synthetic fibers; its production volume is second only to that of polyamide fibers and polyester fibers. Its commercial name is acrylic fiber, and because its properties are very similar to those of wool, it is also known as artificial wool.
Reply #52015-09-08
Polyacrylonitrile fiber is one of the main types of synthetic fibers; its production volume is second only to that of polyamide fibers and polyester fibers. Its commercial name is Acrylic, and because its properties are very similar to those of wool, it is also known as artificial wool.
Reply #62015-09-08
Its trade name is acrylic; due to its properties being very similar to those of wool, it is also known as synthetic wool"
Reply #72015-09-08
Polyacrylonitrile fiber is one of the main types of synthetic fibers; its production volume is second only to that of polyamide fibers and polyester fibers. Its commercial name is Acrylic, and because its properties are very similar to those of wool, it is also known as “artificial wool”.
Reply #82015-09-08
Its trade name is acrylic, also known as synthetic wool.

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Translated at 2026-07-21 01:43:39

Original: https://bbs.hcbbs.com/thread-1433784-1-1.html

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