主要成分

The main identifying characters of wear particle on the ferrogram such as dimension,distribution,quality,component and form of the wear particle were generalized for the three friction couples of gear case including gear,bearing and sliding contact which is in the different phases of running-in wear,normal wear and abnormal wear and in the different degrees of overload,over-speed and fatigue.

介绍了铁谱分析的原理、样品的制备方法和铁谱分析的步骤，概括了齿轮箱齿轮、滚动轴承、滑动接触3种主要摩擦副在磨合磨损、正常磨损、异常磨损3个阶段的磨粒的主要识别特征，包括尺寸、尺寸分布、数量、成分和形貌等。

The experimental results showed that pinocembrin, chrysin and galangin were the main flavonoids in Chinese propolis.

实验结果表明：乔松素、白杨素和高良姜素是中国蜂胶的主要黄酮类化合物；我国不同产地的蜂胶主要化学成分基本相同。

The most effective method to study rheology of mafic granulite is to perform creep tests using natural gabbro as well as using hot pressed synthetic samples prepared from the major mineral components extracted from mafic granulite.

选择与基性麻粒岩中主要矿物成分接近的天然辉长岩，或者从天然基性麻粒岩中挑选出主要矿物，通过热压合成人工样品，进行高温流变实验是研究基性麻粒岩流变的最有效途径。

Milk fat, Lactoprotein and Lactose the mail nutrition ingredients of milk, they are also the mail factors of determining the milk quality.

乳脂、乳蛋白和乳糖是牛奶中的主要营养成分，也是影响牛奶品质的主要因素，通过营养调控途径可以有效改善牛奶中的乳脂率、乳蛋白率和乳糖含量，本文阐述了牛奶中乳脂、乳蛋白和乳糖三大营养物质的合成过程、作用机理以及生产中的实践应用技术。

The main product divide into 4kind and 25 variety.The main material is PVC leatheroid and natural skin avoiding burning and bacillus.

公司生产的主要产品有六大类35个品种，主要原料是含有阻燃及除味除菌成分的PVC人造革和真皮。

On the other hand, alcohol and phenol compounds are the main compounds in ether fractions (SF2 and LF2), where the main compound is linalool.

在乙醚区分物(SF2， LF2)的组成分中皆以醇酚类化合物为其主要的组成分，其中以linalool为主要的化合物。

The main results were as follows. The main nutrition bioactive components in Opuntia Milpa Alta were analyzed using chemical and instrumental analytical methods. The results showed that the content of crude protein and fat was 0.65%～0.68% and 0.30%～0.31% respectively. The total content of the amino acids was 6.81%～7.38%, and Glu was 1.08%～1.52%.The contents of pectin and cellulose was 1.47%～1.68%, 0.87%～1.22% respectively. They were oxalate free and rich in Ca 5.6%, Fe 8.06mg/100g, Zn 3.30mg/100g, VB6 5.62mg/100g, low in tannin 0.02%～0.04%.The bioactive matter content such as polysaccharide, polyphenol, and flavone were high, about 1.27%, 63.14mg/100g, 36.21mg/100g respectively.

主要研究内容如下：采用化学和仪器分析方法，对米邦塔仙人掌中的主要营养和生理活性成分进行分析，结果表明，粗蛋白含量为0.65%～0.68%，脂肪含量为0.30%～0.31%；氨基酸总量为6.81%～7.38%，其中谷氨酸含量达1.08%～1.52%；果胶、膳食纤维分别为1.47%～1.68%和0.87%～1.22%；干样钙含量5.6%，铁8.06mg/100g，锌3.30mg/100g；B族维生素丰富，其中干样VB6含量5.62mg/100g；单宁0.02%～0.04%；不含草酸；生理活性物质如粗多糖、多酚、黄酮类物质分别约为1.27%、63.14mg/100g、36.21mg/100g，半乳糖约占多糖中单糖总量的80%；HPLC检测出8种酚类物质，绿原酸含量最多达42.40μg/g，其次是芦丁和槲皮素，其含量分别为25.02μg/g和10.91μg/g。

The pillow lava, with affinity of MORB, plots in the field of MORB and IAT, suggesting that the Yushigou ophiolite formed in a tectonic setting like the Middle Ocean Ridge and then were changed by volcanic arc magmatism.

地幔橄榄岩主要是方辉橄榄岩，其主要氧化物成分较为单一，具LREE富集、Eu亏损的U形REE配分模式，亏损强不相容元素；枕状熔岩具典型MORB特征，在构造判别图解上位于MORB和IAT区域，指示蛇绿岩可能形成于类似于洋中脊的构造环境，并受到火山弧岩浆作用的影响。

It points out that their semantic functions are measured by the action or the time and the space of the central matters with action , and this structure is a method to indicate Chinese predicator number classifier feature , so it is declaration but not reference .

本文主要从语义功能的角度探讨一类二价动词句后面数量短语的句法属性，认为它们主要是对动作行为或者是以动作行为为中心的事件的时间性和空间性的计量，是表示汉语谓词性成分数量特征的一种手段，所以本质上是陈述的，而不是指称的，因此既可以充当补语也可以充当谓语，因其类别不同而导致陈述能力存在强弱之分，这制约其充当补语和谓语的能力。

Female birds also showed overt preferences for the odor of male preen gland secretions or the 3-alkanol blend equivalent preened onto the plumage of a male over that of female counterparts.

另一方面，以往认为尾脂腺在鸟类中主要起到羽毛防水和折射不同波长光的作用，化学研究上也主要集中在对尾脂腺分泌的蜡脂成分的分析上。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。