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Results were showed:α-HT was extracted from soft leaves and stems of Ampelopsis cantoniensis by hot water, and then purified by re-crystallization.

结果表明，用水或乙醇作为溶剂对该植物进行热浸提，然后利用α-HT 难溶于冷水、易溶于热水的性质采用重结晶的办法对其进行分离纯化。

South German Anabaptism stems from the reformulation of ideas from Thomas Munzer by Hans Hut and Hans Denck c.

南非德国Anabaptism源於思想重新托马斯闵采尔汉斯必胜客和汉斯Denck （角1500年至1527年）。

Incident stems from some people is not enough awareness of animal protection and anima indifference.

事件的发生源于有些人对保护动物的认识不够及对动物漠不关心； 3。

Species animalcula were isolated from the wounds of Dracaena cochinchinenis stems. During culture period, the culture mediums or the mycelia of four species among the animalcula turned red, which is in some degree similar to the colour of dragon's blood. They were identified as Fusarium graminearum, and another unknown three species of Fusarium.

从剑叶龙血树茎干损伤部位及叶子斑块部位共分离得到24种微生物，其中有4种在培养时候，培养基或菌体本身不同程度的呈现红色，在一定程度上与龙血竭的颜色相类似，经鉴定，它们是Fusarium graminearm和三种未知镰刀菌属真菌Fusarium sp。。

Annual ring The annual increase in girth of the stems or roots of woody plants, as a result of cambial activity.

年轮：木本植物形成层的活动随着季节的更替而表现出有节奏的变化。

Derived from the stems of pineapple, it is known for its healing and anti-inflammatory properties.

从茎菠萝，这是已知的愈合和消炎特性。

In cylindrical organs, such as stems and roots, the term radial is often used instead of anticlinal.

在圆柱状的器官如茎、根中，通常用"放射状的"这个词来代替"垂周的"。

A considerable GMR effect which stems from the significant difference of electron transmission in parallel and antiparallel magnetic configurations in the GMR device is found.

我们发现，由于电子隧穿平行和反平行磁构形的透射系数明显地不同，因而导致了显著的巨磁阻效应。

Some of this antipathy stems from genuine differences over policy.

对于萨科齐的反感，有些来自于政见的差异。

Arbour said the current food crisis stems from several factors including distortions in supply and demand and unfair trade policies.

Arbour指出，目前的粮食危机是由好几个因素造成的，其中包括供需的失调和不公平的贸易政策。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。