Side chain fluorinated epoxy resin was synthesized by laurylfluo-enanthol and bisphenol A epoxy resin.
摘要采用十二氟庚醇与双酚A环氧树脂接枝合成了侧链含氟环氧树脂。
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级听力真题(第4辑) Amazon has just announced the purchase of the upmarket grocery chain Whole Foods for $13.5bn, but two years ago Facebook paid even more than that to acquire the WhatsApp messaging service, which doesn't have any physical product at all.
亚马
公司刚刚宣布以135亿美元收购了高档杂货连锁店 “全食超
”,而就在两年前,脸书以更高的价格收购了 WhatsApp 信息服务,该服务没有任何实体产品。