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
- they had no protection from the fallout
- wax provided protection for the floors
双语例句
- 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。 - 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 - A protective covering of half-rotten vegetable matter spread to reduce evaporation and soil erosion.
盖在半腐烂的植物上面减少蒸发和土壤侵蚀的一层遮盖物。 - The arrows struck the protective covering and glanced off.
箭射在防护罩上，擦了过去。 - A parka with a waterproof shell. enclosed in a package or protective covering.
放在包裹或防护层里的。 - In continuous casting process, only carbonized rice husk is used to ensure the heat preservation of tundish liquid level, tundish alkalinity protective covering is not used.
在连铸过程中，中间包液面仅采用了炭化稻壳保温，没有使用中间包碱性覆盖剂。 - This prehistoric animal grew a thick protective covering.
这种史前动物长着一层厚厚的保护性外皮。 - 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。 - 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。