as the nucleus in the second revival of civil society, the npo ( non-profit organization ) which run neck and neck with government and market form an independence sector since the late 2000s . it has played an unreplaceable role in solving the problem of “ government failure ” and “ contract failure ”, balancing the power hegemony of state and the hegemony of market 非赢利组织作为公民社会再度复兴的核心,于上个世纪后叶形成了与政府、市场并驾齐驱的独立部门,并在解决“政府失灵”、“市场失灵”问题,制衡国家权力霸权与市场霸权方面发挥了不可替代的作用。
diamond dressing sheet, diamond grinding sheet, diamond grinding block and so on are series of novel diamond tools convenient usage with no need for re-grinding, esp . being used for dressing carborundum wheel grinders with some special shapes, they has unreplaceable advantages compared with single-point diamond dressing tools 金刚石修整片、金刚石磨块等是新型的金刚石工具系列,它具有使用方便、不必修磨之优点,特别是在特殊形状砂轮磨床上使用,具有单点式金刚石修整工具不可替代之处。