On the surface of foliation there develops strong stretching lineation defined by alignment of elongated minerals.在片理面上发育有强烈的拉伸线理,这些线理则是由拉长的矿物定向展布而显示.Modigliani's women have strangely elongated faces.莫迪里阿尼画中的妇女都长着奇长...
我的祖父是苏格兰矿工工会干事。My grandfather was secretary of the Scottish Miners' Union.数学最差的学生竟被选为班级财务干事,这真是具有讽刺意味.It's ironical that the weakest student in mathematics was elected class treasurer.他干事有他的一套.He has his own se...
A cicada throws its slough.蝉是要蜕皮的.The cicada made by green jade is the symbol of lucky.绿色的玉制成的蝉,吉祥的象征.The cicada is stilled. The chorus of the cricket and katydid diminishes.秋蝉安静下来,蟋蟀和蚱蜢的合唱声减弱....
结论: 白矾及枯矾在体外有明显的抑菌作用.Conclusion: Alum and dried alum have significant bacteriostatic effect in vitro.目的: 探讨白矾及枯矾体外抑菌作用.Objective : To explore the bacteriostatic effect of alum and dried alum in vitro.目的:分析市售白矾不合格原因,寻找解决办...