长寿命

Refrigerating with the semi-conductor is a temperature control technique utilizing the Peltier Effect, with the advantages of little cubage, light weight, long life-span, no noise disturbance, no engine movement. It is refrigerating and heating very swiftly and quickly. The precision of the temperature control is pretty high, and there is no need for refrigerator, making no harm to the environment either.

半导体制冷是一种利用帕尔帖效应的温度控制方法，它具有体积小、重量轻、寿命长、无噪音、无机械运动、加热制冷灵活迅速、温控精度高、不需制冷剂，对环境无污染等优点。

ST. PAUL, Minn -- A gene ariation that helps people lie into their 90s and beyond also protects their memories and ability to think and learn new information, according to a study published in the December 26, 2006, issue of Neurology, the scientific journal of the American Academy of Neurology.

ST，保罗，明尼苏达州－根据2006年12月26日发表在美国神经病学研究院的科学杂志&神经病学&上的一篇研究报道，一种能延长人类寿命到90岁甚至更长的变异基因，被发现同样能保护记忆和认知能力。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐