feather key

英 [ˈfeðə(r) kiː]

美 [ˈfeðər kiː]

导向键；滑键

He cites places such as northeastern China's Liaoning province as having some particularly good instances of preserved fossils, adding that such fossilized feather discoveries have helped scientists make key breakthroughs in their understanding of the origin of both feathers and birds.
他说，中国东北辽宁省等地拥有一些特别不错的保存完好的化石，而且这类化石羽毛的发现已经帮助科学家在理解羽毛及鸟类起源方面取得了关键性的突破。
It was suggested that mastering the feather of old patients'pathology and circadian and taking effective and active measures was the key to reduce the death rate.
正确认识老年患者病理生理特点，积极加强重症监护治疗措施是提高生存率的关键。
A feather key is inserted into the crankshaft.
滑键将插入曲轴。
Has made the strict design of lubrication and the seal to improvement feather key working condition.
对该机的润滑和密封作了严格的设计，改善导向键的工作条件。
Feather separator is one of the key equipments in feather processing.
分毛机是羽毛加工工艺流程中的核心设备之一。