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
- Half-mask respirator a protective covering over a mattress to protect it.
半面罩式呼吸防护器套在褥子外面用来保护褥子的防护罩。 - 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 - 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。 - Conclusion: Liquid protective covering has been a simple, safe, reliable protective effect in treatment of the wound after Laser therapy and with no complication.
结论：液体护创膜是一安全、有效的外用创面保护剂，适用于处理激光术后的创面，能安全有效地隔离创面、抗菌并促进伤口愈合作用。 - 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。 - 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。 - 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。 - A leading guess is a combination of geothermal heat, large doses of salt ( which lowered the freezing temperature) and a protective covering of ice.
最有可能的猜测，综合了地热、大量盐类（降低冰点）以及一层具保护性的冰层。 - A stiff protective covering worn by hockey players or a catcher in baseball to protect the shins.
曲棍球队员或棒球接球手戴着保护胫部的一种坚硬的保护性遮盖物。 - 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。