在扫描电镜中发现一种微量叶片状未知矿物,确定该矿物为叶蜡石.A minor unknown mineral with leaf shape is determined as pyrophyllite using scanning electronic microscope.本文采用W型叶蜡石作为超高压高温合成金刚石的传压介质,分析了其主要化学成分与矿物相组成.W - pyrophyllite is used as pressure me...
Testing VD pathogen through PCR may efficaciously prevent, cure and control VD.利用PCR技术检测性病病原体,可有效的预防, 治疗和控制性病.Results In those pathogen there 52 % is Gram - positive bacteria, there 48 % is Gram - negative bacteria.结果致病菌...
So Ido not trust counting measures on how to evaluate severity.因此,我不相信那些依靠数数来评估口吃严重程度的方法.The average speed of the vehicles correlates closely with the severity of the accident caused.平均车速与所引起事故的严重程度密切相关.His severity scar...
It's two years since I've seen Iain. I'm still trying to wean myself off him but it's hard.我已有两年没见过伊恩了。我试图让自己不再去想他，可很难做到。Iain dipped into his briefcase and pulled out a photograph.伊安从他的公文包里拽出了一张照片....
When the time came to go, they drove to Naples.离别的时候到了, 他们乘车到那不勒斯.Modern pizza is attributed to baker Raffaele Esposito of Naples in the Italian region of Campania.现代比萨饼是意大利坎帕尼亚归因于面包地区拉法莱埃斯波西托在那不勒斯.He ordered the combine...