This research explored the actuality of materials for children in the view of role play.
本研究是以角色游戏为视点，对幼儿使用物质材料的状况进行探讨。
This paper reviews the research on,and the application of,biotechnology for biomass materials.
介绍国内外采用酶活化木材纤维生产无甲醛释放人造板的技术及生物技术在生物质材料生物防治、生物制浆和防腐废弃木材的净化等方面的研究进展,并阐述了我国今后的研发方向。
according with material things or natural laws.
依照物质材料或自然法则的。
There are nearly a limitless variety of materials.
世界上几乎有无数多种物质材料。
Materials that possess common characteristics are placed into their their own group within the family.
物质材料具有它们自己家族的共性。
(of materials or substances)easily shaped or moulded
（指材料或物质）可塑的
The substance or substances out of which a thing is or can be made.
材料，原料事物用或能用其制造的物质
The research of a detergent for washing off the filth from oils, fats and smokes on ancient stone sculptures;
石质文物上油烟污物清洗材料的研究
ornamental article of vegetable carving materials, for interior decoration
植物质雕刻材料装饰品,用于室内装饰
A material used for encapsulating.
胶囊密封材料用来包裹的胶囊状物质
Raw materials are the natural substances from which industrial products are made.
原材料指用以生产工业品的天然物质。
Studies on Mesoscopic Morphological Magnesia Materials with Precursor Decomposition Method;
前驱物分解法介观形貌镁质材料研究
Preparation and Properties of Carbon Nanomaterials Based on Biomaterials;
生物基碳纳米材料的制备与性质研究
Research on Light Weight Alloy Material of Mg_2Si Intermetallic Compound;
Mg_2Si轻质金属间化合物合金材料的研究
Characterization of Rye Genetic Materials in Wheat Line 99L2;
小麦材料99L2的黑麦遗传物质检测
Synthesis and Characterization of Phosphorescent Cyclometalated Complexes;
环金属化合物发光材料的合成与性质
Pyroelectric Properties of the Ferroelectric-Polymer Composite;
铁电-聚合物颗粒复合材料的热电性质
The problems and new materials in conservation of historic stone structures;
石质文物表面防护中的问题和新材料
A Study of Physical Chemical and Luminous Properties of SBA-15 Composite Materials
SBA-15复合材料物化及发光性质研究
Processing Modification on Biopolyester Polyhydroxydalkanoate
生物质高分子材料PHA的加工改性研究