查询词典 a mass of

AIM: To explore the relationship between bone mineral density and body mass index by measuring the bone mineral density of calcaneum in adults at the descending period of bone mass.

目的：通过对骨量下降期成年人的跟骨进行骨密度的测试，探讨骨量下降期成年人骨密度与体质量指数的关系。

Based on predecessors'work, and the plant data of total conversion rate and number-averaged molecular mass, the Cauchy distribution of micro cores is proposed in terms of the principle of probability and statistics. The macro kinetic model with expressions of the total conversion rate and number-average molecule mass is derived from the macro mixed method.

在总结分析前人成果的基础上，利用生产现场采集的转化率与平均分子量的人工分析值，基于概率统计原理提出了丙烯腈连续水相聚合过程中聚合体微团转化速率的Cauchy分布，并由此用宏观混合法导出了由总转化率和平均分子量的表达式组成的动力学模型。

Analysing in the view of molecular kinetic theory, paste flowability is a shift of molecular mass center by the jump of polymer chain segment, and it affects the mass-transfer directly.

从分子运动角度分析，糊料流动是高聚物大分子链段协同"跳跃"而实现整个分子质量中心位移，对传质具有直接影响。

This paper introduces briefly a new test method of mass properties(center of mass and moment of Inertia).

文章介绍了一种全新的卫星质量特性测试方法，并在原理上进行了论证。

The center of Hartmann diaphragm image is solved by utilizing the centers of mass of all the light spots, and then the algorithm for the center superposition of the mass center distance is confirmed by the center symmetry of the diaphragm image.

其中利用所有光斑的质心求解哈特曼光阑图像的中心，再由光斑质心关于光阑图像中心的对称性确定光斑质心距离的中心重叠算法可减少计算次数，大大降低了算法的时间复杂度和计算复杂度。

Centre of Land Mass: The Great Pyramid is located at the centre of the land mass of the earth.

中心土地质量：大金字塔是位于地球陆地面积的中心。

Discusses the dynamic theorem of mass system relative to centre of mass moving in a plane.

论述了质点系相对于随质心一起作平动的座标系的动力学规律。

In this paper,the influences of the location of mass centre on the moving stability of a motorcycle has been studied by way of establishing a mechanical model,and further,a general principle has been proposed to locate the mass centre in design of motorcycle s.

本文通过建立摩托车动态力学模型，分析了质心位置对车辆稳定性的影响，提出了质心位置设计的一般原则。

Main subjects include: Point 1: construct truth, give meaning, and typical phenomenon of mass culture: fashion, symbolization, authority and idolization; Point 2: communication and chain reaction, the transformation of social relationship in mass culture pattern.

主要议题包括：意义之一：构建真实，赋予意义，兼论大众文化的典型现象：流行，符号化，权威与偶像；意义之二：沟通与互动，兼论大众文化形态中人类社会关系的变化。

17Th article moves the scene in the large-scale mass character to be responsible to carry out the safety control duty public security organ staff, depends on is in charge of quarters the credential to enter the large-scale mass character to move the scene, legally fulfills the safety control responsibility.

第十七条在大型群众性活动现场负责执行安全管理任务的公安机关工作人员，凭值勤证件进入大型群众性活动现场，依法履行安全管理职责。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。