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

• 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。
• Enclosed in a package or protective covering. the rocket's ablated head shield.
  放在包裹或防护层里的。火箭顶部的融化防护罩。
• 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。
• 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 rooflike covering, often of canvas, mounted on a frame over a walkway or door.
  一个保护性的屋顶状遮蔽物，常用帆布制成，置于一个走廊或门的架上。
• The lentil plant is known for its seeds, which grow inside a protective covering, or pod.
  大家所知道的小扁豆是它们的种子，长在保护性的外壳之中（即豆荚中）。
• A protective covering for an injured eye.
  盖在受伤的眼上的一种保护性装置。
• 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。
• A protective covering for the front of a machine or device ( as a door lock or computer component).
  仪器或某些装置前面的保护罩（如门锁或计算机零件）。
• A decorative or protective covering or cover. The lens hood is used to cover up the lens.
  一个装饰性或保护性的罩或盖。