重心

Virtual Museums, like physical museums, should be developed to fulfill the missions such as educational activity, exhibition, recreation and research. However, most of the studies in virtual museums merely focus on topics such as technique, user interface and educational support services, only a few studies concentrate on users' experience in virtual environment.

虚拟博物馆本应承袭实体博物馆的展示、教育、娱乐与研究使命而发展，然而目前研究重心却多偏重於技术发展、系统好用性及如何支援正式学习之相关议题，关注使用者如何在虚拟环境中经历自发性的学习者尚属少数。

In addition, the ninth North Xiangtangshan South Cave niches left ring together nei left the first of the Buddha Cave, and fully demonstrate the oblique body Torsionalgu fu hip, one foot behind the focus of the characteristics of the former especially, this can not fail to recognize is that opens the Sui and Tang dynasties statues "rich abundance of fat,""slender waist three oblique body bends" the first of its kind.

另外，北响堂第九窟左龛和南响堂第一窟左龛内的菩萨，充分表现出扭躯斜胯鼓腹，重心落于一脚的特点，以前者为甚，这不能不承认是开启了隋唐造像那种"浓艳丰肥""细腰斜躯三道弯"的先河。

But from the late 1960s the centre of gravity shifted westwards, towards the USA and Britain itself.

公司创办的头六十年，重点是中东。1960年代以后重心向西转向美国和英国本土。

To minimize shocks through your body is to maximize control, you don't want either wheel to lock up and stop turning a locked up wheel drags across the ground, slamming into rocks instead of rolling over them, this is a perfect scenario to lose control or to get a flat. Ride light with you weight centered between the tires, rather than crushing the tires on terrain obstacles.

要减少传到你身体的震荡就要加强控制，你不想任一个轮子被煞死然后停住，煞死的轮子会在地面拖行，撞上岩石而不是滚过去，这个很明确示范出失去控制或着就爆胎，轻轻骑把你的重心放两轮中间不要用轮胎去撞路上的障碍。

To minimize shocks through your body is to maximize control, you don't want either wheel to lock up and stop turning a locked up wheel drags across the ground, slamming into rocks instead of rolling over them, this is a perfect scenario to lose control or to get a flat.

要减少传到你身体的震荡就要加强控制，你不想任一个轮子被煞死然后停住，煞死的轮子会在地面拖行，撞上岩石而不是滚过去，这个很明确示范出失去控制或著就爆胎，轻轻骑把你的重心放两轮中间不要用轮胎去撞路上的障碍。

Europe is the strategic core of Russia,so its Europe strategy is akey factor in its diplomatic strategy.

欧洲是俄罗斯的战略重心。

In order to reveal the spatial disciplinarian and the driving mechanism of urban land expansion, this paper applies the integrated method of remote sensing and geographic information systems to examine the dynamic changes, spatial patterns, traffic locations, barycenter migrations, allometric growth and driving mechanism of urban land expansion in Beijing.

为了揭示北京市城市用地扩张与城市化的空间推进规律及其驱动机理，本文采用RS和GIS综合集成的研究方法，探讨了北京市城市用地空间扩张的动态变化特征、交通区位特征、重心迁移特征和异速增长特征，并对城市空间扩张的机理进行了分析。

In Soviet days, Russia didn't care because it was at the center of a self-enclosed autarkic system that included 15 Soviet republics, all of Eastern Europe and a collection of overseas colonies.

在苏联时期，俄罗斯毫不在意，因为在15个苏联共和国、东欧国家和其他海外殖民地组成的与世隔绝、自给自足的体制中，它是重心。

After finish jacking operation, you can fixup or backout the part that lower the climbing frame to the tower root, so as to take from barycenter of the tower crane and reduce the aweather proportion.

4.3.6 顶升工作全部完成后，可以将爬升架下降到塔身底部并加以固定或拆除，以降低整个塔机的重心和减少迎风面积。

Art practice is full reflecting the women gymnastic sport of natural coordination and beautiful. As one of Balei practice ways,it can improve the leg and trunk strengh.and rise the pli-ableand tough,nimble and coordination, strong the contral ability of body centre and balance.

作为芭蕾舞训练方法之一的把杆练习，可有效发展艺术体操运动员的下肢及躯干力量，提高柔韧性、灵活性及协调性，增强对身体重心的控制能力，提高平衡能力等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。