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丝绸质地柔软光滑,非常轻薄。是最上等的衣料。这是2000多年前人们从墓葬中发现的一个中国古人穿过的丝绸衣服,它重量不足50克,可以装进一个火柴盒里。The silk fabrics are _____ and light. It is the best material used in making dresses. A si chou dress 2000 years old was ____ and can be put into a matchbox.

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中国的丝绸也被西方视同珍宝。约在公园前1世纪,商人们将中国丝绸不远万里运送到罗马。这条商路被成为丝绸之路。Westerners ____ Chinese si chou. It was introduced to Rome around 100 BC ____. The route they travelled is called ____.

相比其他面料,丝绸更为细腻,透气。穿起来也最舒适。现在用丝绸做出的衣服,更加时尚现代。____, si chou is more _____ and light. The clothes made of si chou are the ____. Now si chou clothes are ______.

千百年来中国的丝绸仍然以它的高质量文明于世。Chinese si chouhas been _____ for thousands of years.

1.以下哪些不是超声诊断的临床应用:

A. 形态学检测
B. 细胞学检测
C. 功能性检测
D. 血流检测
E. 介入性诊断及治疗

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