Long radius elbow LRE 长半径弯头
LRE Long Radius Elbow 长半径弯头
long radius reducing elbow 长径异径弯头
long radius 180 degree elbow 长半径180°弯头
The test result proved the press loss of the long radius elbow is higher than that of the short radius elbow, which accorded with the new theory.
试验结果表明，长半径弯管的压损高于短半径弯管的压损，与最新研究理论相符；但是，使用长半径弯管时分配器的排量要大于使用短半径弯管时分配器的排量。
Primate arms have one long bone, the humerus, in the upper arm above the elbow, and two thinner bones, the radius and ulna, in the forearm.
灵长类的上臂有一根长骨（肱骨），前臂有两根细骨（尺骨和桡骨）。
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