硬性

• This chair is hard . i can feel its hardness
  这把椅子硬.我可以感到它的硬性
• How to turn this " soft " knowledge into hard currency
  怎么把这些软的知识变成硬性的？
• Fire - fighting hoses - semi - rigid hoses for fixed systems
  消防软管.固定系统的半硬性软管
• Attendance at evening prayers is not compulsory
  参加晚祷并非硬性规定
• No hard rule dictates how long a line of code should be
  没有硬性规定一个代码行应该多长。
• Hydraulic binders . high - alumina melted cement
  水硬性粘合料.高铝水泥
• Standard test method for heat of hydration of hydraulic cement
  水硬性水泥水合热的标准试验方法
• Rigid cellular plastics - determination of compression properties
  硬性泡沫塑料.压缩性能的测定
• Forced delimit between science and nonscience if it is possible
  科学与非科学的硬性划界何以可能
• There are no hard and fast rules
  当然这个是没有任何硬性规定的。