薄层

In 1970s, boundary value problems with equivalued surface are put forward. Andit is important to study them to solve practical problems. Li Ta-tsien and his partnersdo systematic research on them, especially study certain kind of elliptic boundary valueproblem with equivalued surface on the domain with thin layer.

二十世纪七十年代提出了一类等值面边值问题，它对于解决实际问题起到了非常重要的作用，李大潜等人对其进行了比较系统的研究，特别的对在具有薄层的区域上的椭圆型等值面边值问题进行了探讨。

A thin, resistant limestone escarpment is present just basinward.

薄层状的坚硬的石灰岩山崖正好位于靠盆地一侧。

Methods Silica gel column chromatography and PTLC were used to separate and purify the compounds from the petroleum ether soluble fraction of ethanol extract.

方法用硅胶柱色谱和制备薄层等方法从乙醇提取物的石油醚萃取部位分离化合物，通过波谱方法鉴定其结构。

It is very useful in clinical diagnosis and treatment of urological diseases to recognize the complicated distribution and extensity of the anatomical structures of the male urological and reproductive organs through thin sectional anatomy and three-dimensional visualization.

对男性泌尿生殖系统进行薄层断面解剖学和三维可视化研究，阐明男性泌尿生殖系统的分布规律和空间位置关系，将有助于男性泌尿外科疾病的诊断和治疗。

And the second one, bursin was extracted from bursa of fabricius of chickens by superftlter with l000Da filter.

结合薄层扫描仪，通过峰面积，求得超滤液中囊素三肽的含量为2.871mg/ml。。

On experimental aspects, we have studied the growth and physical properties of ferromagnetic GaMnAs.

我们研究了铁磁性的GaMnAs，研究了可能是半金属的CrAs和CrSb的纳米薄层。

Firebrick coated with alumina is used as column substrate for the separation of gaseous hydrocarbon mixtures.

氧化铝以薄层形式涂渍于耐火砖上，可以用作快速分析气体烃混合物的色谱柱填充物。

All cases were examined by CT imaging series at basilar folium, some of them by cerebral angiography.

所有患者均行颅底薄层CT连续扫描，部分患者采用脑血管造影检查。

I Fomentation twice a day for children (navel on a thin cotton pad, above a large release of ginger, placed above a piece of plastic bags containing the hot towel).

我每天给宝宝热敷两次（肚脐上垫一薄层棉花，上面放一大片生姜，在上面放上一块用塑料袋装着的热毛巾）。

The HPLC method has been used to investigate the concentration of aconitine in one forensic medicine case.

薄层色谱法虽是应用较多的一种分离和分析方法[3-6]，但因其操作繁琐

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。