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The growing features of triploid Populus tomentosa (B304) were measured, the chemical composition variation with the increase of the annual ring was studied and the optimal felling cycle was roughly determined.

对三倍体毛白杨(B304)的生长特征进行了测定，并研究了三大组分随轮龄增加的变异情况，初步确定了最佳采伐周期。

During the maximum of the 23rd solar cycle, the high energy particle radiation in the South Atlantic Anomy of 860 km altitude had been detected for more than three years by the space particle composition detector.

在第23周太阳活动峰年期间，空间粒子成分探测器对860km高度的南大西洋负磁异常区高能粒子辐射进行了长达3年的连续探测。

Working from outside the basin in to the Mare Basalts, they find the surface composition changes from Feldspathic breccias (Feldspar is a rock that crystallizes from magma) to shocked Anorthosite (a type of feldspar that makes up the light areas of the moon), to unshocked crystalline anorthosite, to high Calcium pyroxene (a rock made of silicate minerals) and pyroclastic rocks in the center.

研究发现：从盆地外边到盆地内部的玄武岩海（盆地内部的熔岩形成的地质结构），月球表面的地质结构依次是：长石质的角砾岩（长石是火山熔岩结晶形成的岩石）、经过冲击的粒状火成岩（构成月球阳面的一种长石）、没有经过冲击的粒状火成岩结晶体、高钙辉石（一种由硅酸盐构成的岩石），最中心的位置是分裂状的火山岩石。

PAEs is the main plasticizer in plastics industry and be applied to the manufactures of food wrappings, container, medical articles and people\'s leather ,etc, extensively. It can also be used as the agriculture chemical carrier, the mix pharmaceutical of the anthelmintic, cosmetics and spices, and the composition of the coating and lubricant.

PAEs是塑料工业的主要增塑剂和软化剂，广泛应用于食品包装材料、容器、医疗用品及人革等的制造，还可用作农药载体，驱虫剂、化妆品和香料的调配剂，以及涂料和润滑剂的成分。

Methods:51 patients with gastric cancer were selected randomly to measure body anthropometry and body composition by dual-energy X-ray absorptiometry after hospitalization.

目的：观察胃癌术后胰岛素抵抗(insuline resistance， IR)的发生特点，寻找影响术后IR的因素。

We have successfully made two types of anticorrosive metal coating s, e.g, coating of single and double composition.

我们成功开发了单涂和双涂两种形式的金属防腐蚀涂料产品。

A glaze composition can be used to provide a glaze layer having excellent antifouling performance and visual beauty.

一种釉料组合物可用于形成具有优良防污性能和视觉美感的釉料层。

Research is focused on the composition and quantitative variation of heterotrophic bacteria attached on the surface of cuprous oxide antifouling paint.

研究了浸海氧化亚铜防污漆表面粘膜中异养细菌的组成和数量变动情况。

The lubricating oil composition of the present invention has excellent antifriction performance and excellent high temperature detergency and dispersivity.

本发明提供的润滑油组合物，除了具有良好的减摩性能外，还具有优良的高温清净性和分散性能。

Gasoline antiknock of its chemical composition related to China's adoption of motor determination and use octane as an indicator.

汽油的抗爆性与其化学组成有关，中国采用马达法测定，并用辛烷值作指标。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。