This paper describes the realization of the simulation of mandibular movements and occlusal contacts detecting when building virtual articulator system.

Dynamic Performance and Control of Pneumatic Two-Arm Articulator Manipulator

气动两关节机械手的动特性及其控制

Virtual Articulator System and Three Dimension Visual Research

虚拟牙合架软件系统和三维可视化研究

The researchers said there are close ties between duck grazing patterns and rice cropping intensity.

研究员指出,放养鸭子和水稻栽种密度也有密切关联.

There were significant difference in growth characteristics and productivity in continuous cropping years.

不同连作年限土壤对黄瓜生长特性和产量均有极为显著的影响.

Objective To discuss the internal and external factors'functional mechanism of ginseng continuous cropping obstacle.

目的探讨人参连作障碍的内外在因素作用机制.

Our company adopted the share-cropping system to boost our morale.

我们公司采用了按比例拆账分成的办法,这样就能提高大家的积极性.

So increasing forage crop production is approach of the cropping system adjustment in this area.

因此,大力发展饲料粮生产是今后黄土高原种植业结构调整的必然方向.

And now the area of the intensive cropping system was only a few.

集约制目前还只呈点状分布,面积不广.

That year good yields of mixed cropping of wheat and peas were obtained.

这一年小麦豌豆间种获得了高产.

No-tillage seedling-throwing techniques of single cropping late rice in Xiushui county were reviewed in this paper.

简要介绍了江西省修水县一季晚稻的免耕抛秧技术要点.

This cropping pattern is grown on about 1.5 million hectares in Pakistan.

巴基斯坦约有150万公顷积土地采用这种种植方式.

Nature gives the farmland and farm crops with the aesthetic feeling of the rhythm and metre.

大自然赋予农田和农作物以节奏与韵律的美感.

Breeders try to incorporate resistance genes into farm crops to make them disease tolerant.

育种工作者想方设法把抗性基因转移到农作物上去,使作物有抗病性.

At present, the coverage of improved strains of farm crops has exceeded 95 percent nationwide.

目前, 全国主要农作物良种覆盖率已超过95%.

Cold temperatures have wiped a big chuck of California's farm crops, especially citrus and avocado crops.

冰冷的气温使加利福尼亚的农业种植场的机器损坏, 特别影响了柑桔和鳄梨作物的收割.

But inside the vertical farm, crops could grow all year, and.

但在立体农场里, 农作物可以全年生长.

There are very important for protecting grain crops.

这对保护谷物庄稼十分重要.

Data of Grain Crops in this table are estimated from sample surveys.

本表粮食作物均为农产量抽样调查数.

Spring wheat sown area of grain crops accounted for 9 0 %.

春小麦占粮食作物播种面积的90%以上.

The best-known grain crops are wheat, oats and maize.

人们最熟知的粮食作物是小麦、小麦 、 燕麦和麦子.