低能电子衍射

The triple test (also known as the Leed's test or the Bart's test) looks at the levels of blood chemicals between 16 and 18 weeks, to find out the chance of the of baby having Down's syndrome, spina bifida or anencephaly.

三重考验（也称为作为低能电子衍射的测试，或巴特的测试）着眼于各级血液化学品之间的16和18个星期，以了解的机会，该婴儿有唐氏症儿，脊柱裂或anencephaly 。

Peachtree Lighting Introduces 3 Elegant New Series of Geometric Architectural Pendants for Use in Low Energy LEED Certified or 'Green' Buildings - Covington Ga.

桃树照明新推出系列3几何建筑典雅吊坠用于低能低能电子衍射证实或'绿色'大厦-covington共性的桃树照明，领先点源节能建筑扎实照明瓶、装饰灯具、家庭推出三项新产品。

The growth of perylene and tetracene on Ag (110) has been studied by the ultraviolet photoemission spectroscopy and low-energy electron diffraction.

利用紫外光电子能谱和低能电子衍射对银( 110 )表面上perylene与tetracene的生长进行了研究。

We have epitaxially grown ultrathin Pb and Co films on the Cu(111)surface bymolecular beam exitaxialgrowth technique,and studied in detail the growthand surface alloying of submonolayer Pb on Cu(111),the shift of Pb 5d core levelbinding energy on Cu(111),the surfactant-assisted epitaxial growth of Co on Cu(111)using Pb as a surfactant,and the spin exchange splitting of ultrathin Co films onCu(111)using synchron radiation photoemission spectra as well as Auger electronspectraand low energy electron diffraction.

利用分子束外延生长技术在单晶Cu(111)表面外延生长了超薄Pb和Co膜，并利用同步辐射光电子发射谱，结合俄歇谱和低能电子衍射，详细研究了超薄Pb在Cu(111)表面的生长、表面合金化，Cu(111)表面Pb的5d芯能级位移，以Pb作活性剂时Co膜的活化外延生长，以及超薄Co在Cu(111)表面的自旋交换劈裂，得到了一些有意义的结果。

A new optimization method was presented in LEED \%I\|V\% curve analysis applying genetic algorithms in Tensor LEED.

提出了一种在低能电子衍射结构分析中自动搜寻最佳模型的优化方法——遗传算法和张量 LEED相结合的联合方法。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。