Silk,as a unique creation of China,is a gem(珍宝)of human civilization.The silk culture (6)___ (form) by silk occupies an important position in(7)___ long history of the Chinese nation.(8)___ present,as the trade along the Belt and Road(一带一路) thrives and China's cultural...
Suzhou Silk can be made 4 a great many products, the most common being clothing and scarves. Silk is a natural protein fiber. The protein fiber of silk consists mainly of fibroin, 5 protein produced by certain insects to generate cocoons. ...
aPaul has a small garden 保罗有一个小庭院 [translate] a蚕丝是极细长的天然多孔纤维,吸湿性比棉高出1.5倍,散发性是棉的1.3倍,保暖而且排湿,十分适合气候潮湿的南方使用;干燥的北方,冬天人们总容易上虚火,蚕丝被吸湿,因此可以调整被内的湿度,帮助皮肤保持一定的湿度,同时又能迅速吸收并散发翻译公司排出的汗气...
Because bamboo fibers are very soft, they are often used with luxurious silk and cashmere. The discovery and application of bamboo fibers are very logical. Natural hemp fiber Similarly, crops grow very fast without requiring large area irrigation, spraying pesticides and cotton crops, and requiring ...
Since silk is a natural fiber, it is inherently sustainable and non-damaging to the environment. The harvesting and production of wild silk does not have any negative environmental impact, but cultivating silk and transporting it around the world may harm the environment in a variety of ways. ...
C 16. A 17. B 18. A 19. A 20. B 21. A 22. B 23. D 24. D 25. D 26. C 27. A 28. C 29. B 30. C 31. B 32. C 33. A 34. D 35. B 36. C 37. A 38. D 39. A 40. B 41. B 42. C 43. B 44. D 45. C 46. A 47. B 48. C 49. D 50. D 51...
Natural silk fibers are long, soft, glossy and hygroscopic. They can spin high spun silk, and spin thin silk spun silk fabrics. They can be used as high-grade clothing materials. They can also be woven with chemical fibers, raw silk or woolen yarns into beautiful and comfortable fabrics. ...
Silk is a filament fiber formed from proteins secreted byBombyx mori, or silkworms. Silkworms are not actually worms, but caterpillars, despite their common name. Humans have practiced silk production, which originated in China, for thousands of years. Highly prized for its softness, insulating ...
a在古代,丝绸就是蚕丝(以桑蚕丝为主,也包括少量的柞蚕丝和木薯蚕丝)织造的纺织品。现代由于纺织品原料的扩展,凡是经线采用了人造或天然长丝纤维织造的纺织品,都可以称为广义的丝绸。而纯桑蚕丝所织造的丝绸,又特别称为“真丝绸”,以区别其他纤维的广义丝绸。 In the ancient times, the silk was the silk (by...
Silk is a filament fiber formed from proteins secreted byBombyx mori, or silkworms. Silkworms are not actually worms, but caterpillars, despite their common name. Humans have practiced silk production, which originated in China, for thousands of years. Highly prized for its softness, insulating ...