acute angle GMAT

Angles of less than 90 degrees are called acute angles.

小于90度角叫锐角。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

In contrast to prominent ear with underdeveloped antihelix fold, over-convex-antihelix ear reveals a sharp acute angle of antihelix and over-concaved scapha.

摘要于“朝风耳”耳轮过度平坦且外翻，耳轮过度前凸则是厉耳轮前凸及舟状部内陷。