单词	hold down gear
释义	hold down gear 🌏压紧装置
随便看	fredholm alternative fredholm alternative theorem fredholm determinant Fredholm first minor fredholm integral fredholm integral equation fredholm integral equation of the first kind fredholm integral equation of the second kind fredholm integral equation of the third kind Fredholm integral equations fredholm mapping Fredholm method fredholm minor fredholm operator fredholm point fredholm radius fredholm rs integral Fredholm r-th minor Fredholm structure fredholm theorem fredholm theory fredholm type integral equation fred hoyle Fred Hoyle fred hoyles