环烯烃共聚物的自然形态,类似玻璃.COC transparency similar to glass in its natural form.典型环烯烃共聚物材料,比高密度聚乙烯和聚丙烯模量较高.Typical COC material will have a higher modulus than HDPE and PP.报道了在低温条件下, 以邻二酮和α-环烯酮为原料与炔钠反应,合成了2,3, 4,5-四甲基-1-乙炔基-2-烯-环...
它的叶子在灼热的阳光下微微耷拉着。Its leaves drooped a little in the fierce heat of the sun.火山喷出更多灼热的火山灰、气体和岩块。The volcano spewed out more scorching volcanic ashes, gases and rocks.灼热的阳光直射到他那光光的秃顶上。The sun beat down on his bald pate....
The city produced its own coinage from 1325 to 1864.1325年到1864年间，这座城市曾铸造过自己的硬币。These characteristics led to their being used for jewellery and eventually coinage.这些特性使得它们能成为珍宝,最后用来作货币.The silver coinage was repeatedly de...
She woke to feel a searing pain in her feet.她醒来感到脚上火辣辣地痛。the searing heat of a tropical summer热带夏季灼人的热浪It's slow and yet searing psychic force!这是慢性地摧裂心肺的力量 啊 !...