硬性

• Additions for concrete . ground glassy blastfurnace siag
  水硬性混凝土添加剂.细磨碎的玻璃状渣.炉
• Hydraulic binders . prompt natural cement
  水硬性胶结剂.快硬水泥
• Concrete . classification and designation of hydraulic concrete
  混凝土.水硬性混凝土的命名和分类
• Hydraulic binders . methods for testing cement . setting test
  水硬性粘合料.水泥的试验方法.凝固试验
• Standard specification for nonrigid vinyl chloride plastic film and sheeting
  非硬性氯乙烯塑料薄板
• Standard test method for normal consistency of hydraulic cement
  水硬性水泥的标准稠度的标准试验方法
• Additions for concrete . fillers
  水硬性混凝土添加剂.填缝料
• There are no special rules as regards what clothes you should wear
  至于应该穿什么衣服，没有硬性规定。
• This depends - - not all airports enforce it at all times
  这依情形而定- -并非所有的机场都硬性规定要有。
• Standard test method for air content of hydraulic cement mortar
  水硬性水泥用灰浆的空气含量的标准试验方法