permafrost造句

• This is the vegetational climate of arctic permafrost regions .
  这是北极永冻地区的植物气候。
• Perhaps this is caused by the sudden melting of subsurface permafrost .
  可能是地下永久冻土突然融化所造成。
• The harder the material under the permafrost is, the larger the chamber charge required .
  永冻层之下的土壤越硬，所需要的药室装药量也越大。
• In permafrost areas in the soviet union or canada or alaska, ice has been used effectively for walling and roofing .
  在苏联、加拿大或阿拉斯加的永久冻土地区，冰一直很有效地用来做墙和屋顶。
• Heat - bar construction technique on permafrost areas
  多年冻土地区热棒施工技术
• As permafrost gets warmer , it could become wetlands
  永久冻土变得更加温暖时，将变成湿地。
• Stability of gas hydrate in permafrost
  冻土带天然气水合物稳定性研究
• Distribution and characteristic of permafrost of hei longjiang privince
  黑龙江省多年冻土分布特征
• Effect of temperature control on tunnel construction in permafrost
  温度场控制在多年冻土隧道施工中的作用
• This was a challenge , because the permafrost is barely permanent
  这是一大挑战，因为这里的冻土并非永久不变。
• International permafrost association
  国际冻土协会
• The construction techniques for pile foundation in plateau permafrost region
  青藏铁路高原冻土地区桩基础施工浅述
• About half of the golmud - lhasa 19 ) section was built over permafrost
  格尔木到拉萨段铁道大约有一半是建在冻土上。
• Melting permafrost will hit existing and planned infrastructure
  冻土融化将冲击我们现有的和计划中的基础设施建设。
• Study on working mechanism of embankment with insulation in permafrost regions
  多年冻土地区隔热板路基工作机理研究
• Numerical analyses of pavement deformation and stress in permafrost regions
  多年冻土区路基路面变形及应力的数值分析
• Application of thermal insulation material in plateau permafrost soil zone subgrade
  高原多年冻土区路基保温材料的应用
• Continuous permafrost zone
  连续永久冻原带
• Frost heaving analysis of corrugated pipe culvert without foundation in permafrost region
  多年冻土地区无基波纹管涵洞冻胀分析
• Numerical simulation for temperature field of roadlbed on permafrost with insulation
  多年冻土区含保温夹层路基温度场的数值模拟