采用两步交联法合成了可生物降解聚天冬氨酸水凝胶.Biodegradable poly ( L - aspartic acid ) hydrogels were synthesized by a two step cross - linking reaction.智能水凝胶作为药物载体有着良好的应用前景.Intelligent hydrogels have enormous potential in the application as ...
More often, all of the materials exposed to the etchant have a finite etch rate.通常, 所有暴露在刻蚀剂中的材料都具有一定的刻蚀速率.More often , all of the materials etchant have a finite etch rate.剂中的材料都具有一定的刻蚀速率.Hydrofluoric acid of Porcelain ...
And what is that pearl of wisdom supposed to mean?那番精辟见解到底是什么意思呢？They are supposed to be here at about half four.他们应该在4点半左右到达这里。"Is she supposed to work today?" — "Nope, tomorrow."“今天她上班吗？”——“不，明天上。”...
Three Conservative MPs abstained in the vote.三位保守党下院议员投了弃权票。MPs called for tougher enforcement of the existing laws on drugs.下院议员呼籲加强现行毒品法律的执行力度.A group of MPs is still wrangling with the government over the timing of el...
They freely offered for sale what edibles they had.他们很自愿地把他们的一点点可吃的东西卖给我们.Our edibles the wild vegetable.我们只能吃野菜.Eat corn edibles and fruit at the same time, which kinds can stomach absorb first?同时吃谷类食物和水果, 胃会先吸收哪种?...
在某人已经进入流状态之后,需要一些努力才能打断.It takes some effort to break into flow after someone has achieved it.当慈悲在某人身上发生, 数百万人就会恢复健康.And when compassion happens to one person, millions are healed.义务:加在某人身上的责任 、 承诺或别的义务.A duty, a promise...
另外,有些污染问题的外延性很大,全世界都无法幸免.But some pollution problems externalities that the whole world is affected.网络效应 ( 网络外延性 )Network effects ( network externalities )...
The computer is a leveller, making information available to everyone.计算机是公平之物，所有人物都能从中获得信息。Violence is a dangerous leveller.以暴力实现平等是危险的。He soon made amends, however, by heading home a 29 th minute leveller.不过他迅速淡定了下来, 在2...
Beat it before it's too late.趁早滚开。The dry grass caught fire, but we beat it out.干草着火了, 但我们将它扑灭了.Beat it until the dough is slightly elastic.一直搅打，直至生面团略有弹性。...