Chopsticks, which are roughly uniform in size throughout China, can be made of a variety of materials, including bamboo, wood, lacquer, jade, ivory, plastic, aluminum, silver and gold.
全国各地的筷子大小基本一样，而所用的材料的种类则各有不同，所选材料有竹子、木材、漆器、玉石、象牙、塑料、铝、银、金等。
Single items of school uniform can be purchased. Please inform the school of the size required in advance.
单项校服可以购买。请通知的学校要求提前大小。
Through wet chemical synthesis, ultrafine PZT powder can be obtained with high-purity, uniform grain size and precise control of composition.
通过湿化学法合成PZT陶瓷微粉可实现粉料的高纯、超细、粒度均匀及化学成分的精确控制。
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