protective covering

英 [prəˈtektɪv ˈkʌvərɪŋ]

美 [prəˈtektɪv ˈkʌvərɪŋ]

保护面（盖）；保护敷层；防护涂层；保护层

英英释义

noun

• the tough natural covering of some organisms
• a covering that is intend to protect from damage or injury
  1. they had no protection from the fallout
  2. wax provided protection for the floors
  Synonym:protective coverprotection

双语例句

• Recent research found that meditation can result in molecular changes affecting the length of telomeres, a protective covering at the end of chromosomes that gets shorter as people age.
  最近的研究发现，冥想能引起影响端粒长度的分子变化。端粒是染色体末端的一种保护覆盖物，它会随着人的年事增高而变得越来越短。
• All buried lines are coated with a protective covering to save them from corrosion.
  所有埋设的管道必须涂上保护层，以防生锈腐蚀。
• Tough more-or-less rigid protective covering of an animal or plant.
  动植物体外坚韧且有些坚硬的起保护作用的遮盖物。
• And they found that the protective covering is actually only 6 nanometers thick. Thats about a fifteen-thousandth as thick as a sheet of paper.
  他们发现，保护敷层实际上只有6纳米厚，大概是一张纸的千分之十五的厚度。
• A parka with a waterproof shell. enclosed in a package or protective covering.
  放在包裹或防护层里的。
• Testing Study on Ratio of Crack Widths on Two Sides of Protective Covering of Members with Axial Tension
  轴拉构件保护层外内裂缝宽度比试验研究
• The influence of abr diameter is stronger than the thickness of concrete protective covering layer.
  同时钢筋直径对钢筋锈胀力的影响程度要大于混凝土保护层厚度的影响。
• The arrows struck the protective covering and glanced off.
  箭射在防护罩上，擦了过去。
• Application of Full Face Blasting Without Leaving Protective Covering in the Construction of Dam Foundation
  不留保护层全断面预裂爆破在坝基开挖中的运用
• A protective covering worn over the face.
  戴在脸上的一种保护性的罩子。