This surface layer thickens at an early stage in a mouse after 8 days of development.
发育8天后，老鼠早期胚胎的，外胚层开始增厚。
Is a development and design, mold making, precision casting, machining, surface treatment as one of professional manufacturers.
是集开发设计、模具制作、精密铸造、机械加工、表面处理为一体的专业生产企业。
The development and application of the laser ultrasound technology will make a profound effect in mechanical engineering and surface physics.
激光超声技术的开发和应用，将在机械工程、表面物理等领域产生深远的影响。
With the development of the fish, the anterior naris of the fry rose above the external surface and developed into a tubular extension, which opened to the outside.
随其发育，仔鱼前鼻孔隆起于外表面，发育为管状延伸物而与外界相通。
Surface reconstruction based on metrical data is of the great importance in a variety of situations such as mechanical product development, computer vision and recovery of medical graphics.
基于测量数据的曲面重构在产品开发、计算机视觉、医学图象重建等领域有广泛应用。
Marble karst development in Da-hong-shan mine caused a great deal of water bursting in mine shaft, sharply lowering ground water and large scale of surface subsidence.
大红山矿大理岩岩溶发育，由于突水造成井下大量涌水，同时引起地下水位急剧下降，引发了较大范围、较大规模的地面塌陷。
Objective To find out the differences of body surface area between Tujia and Miao students, and to provide reference for making a health appraisal system for students' growth and development.
目的比较土家族和苗族城镇中小学生体表面积的差异，为建立中小学生生长发育健康指标评价体系标准提供依据。
A review on the development including the equipment, technique, mechanism, bonding strength and the related factors of surface activated bonding at room temperature is given in this paper.
本文从实验装置、工艺流程、接合机理、接合强度以及影响因素等方面综合评述了表面活化常温接合技术研究的进展状况。
Usually the surface would be hardened in a large area after completion of development and construction projects.
开发建设项目建成后往往使地表大面积硬化，从而改变项目区入渗、蒸发、地表径流量和特性。
Deposing of fly ash is in a great degree connected with development of high salinity mine drainage water, at the same time it decreases the contamination load carried away to the surface waters.
大规模的粉煤灰的充填会产生高碱性的矿山废水，与此同时，它也减少流向地表水系的废水中的污染负荷。
Meanwhile, a new algorithm for the development of the cylindrical surface is presented and the errors are analysed and modified.
同时，提出了一种筒体展开的算法，并进行了误差分析与修正。
Roak spoil removal system of mine surface is to ensure mine roak spoil removal requirement, and to realize a key link of coal production continued development of mines.
矿井地面排矸系统是保证矿井矸石排放需求，实现矿井煤炭生产持续稳定地增长的关键环节。
Our research has resulted in the development of a processing technique and equipment for processing stone products with concave and convex surface.
研究开发了石材内外曲面制品的加工工艺及其加工机床。
In theory, the successful development of the spray can be mucosal surface in the body a "protective shield" to prevent viruses;
理论上，成功开发的喷雾，可在人体黏膜表面形成一层“保护罩”，防止病毒入侵；
With the rapid development of our aerospace, automobile, mould and the other industries, there is a great demand for the complex free surface parts.
随着我国航空航天、汽车、模具等行业的飞速发展，对未知数学模型曲面零件的需求越来越大。
The surface modification of PP materials by plasma is a clean and efficient processing, which has huge market potential and development prospects.
利用等离子体对丙纶材料进行表面改性是一种清洁高效的工艺，具有极大的市场潜力和发展前景。
The company is specialized in producing plastic surface corona processor manufacturers, is a research, development, production, sales and service in one of the science and technology enterprises.
本公司是专业生产塑料表面电晕处理机的厂家，是集科研、开发、生产、销售、服务于一体的科技型企业。
The company is specialized in producing plastic surface corona processor manufacturers, is a research, development, production, sales and service in one of the science and technology enterprises.
本公司是专业生产塑料表面电晕处理机的厂家，是集科研、开发、生产、销售、服务于一体的科技型企业。
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