U-shaped valley：丁壯谷

widened V-shaped valley 青年谷 | U-shaped valley 丁壯谷 | synclinal valley 老年谷

U-shaped U：形的

U-shaped tank stabilizer U型減搖水艙 | U-shaped U形的 | U-sheet U形板

U-shaped brake：復(fù)合閘

U-press U形壓力機(jī) | U-shaped brake 復(fù)合閘 | U-shaped glass U形玻璃

U-shaped coreU：形鐵心

U-portU型端口 | U-shaped coreU形鐵心 | U-shaped expansion pipeU形膨脹管

Y-shaped filamentY：形長(zhǎng)絲

Y-punch十二行穿孔 | Y-shaped filamentY形長(zhǎng)絲 | Y-shaped叉形的

Y-shaped filament：形長(zhǎng)絲

叉形的 Y-shaped | Y形長(zhǎng)絲 Y-shaped filament | Y形接線 Y-Y connection Y-

oval-shaped sprocket：橢圓形星輪

oval-shaped sewer ==> 卵形下水道 | oval-shaped sprocket ==> 橢圓形星輪 | oval-turning device ==> 車削橢圓裝置

oval-shaped roughing pass：橢圓粗軋孔型

oval-eccentric gearing ==> 橢圓-偏心齒輪傳動(dòng) | oval-shaped roughing pass ==> 橢圓粗軋孔型 | oval-shaped sewer ==> 卵形下水道

chrome color oval-shaped waterfall：鉻橢圓瀑布

鉻方塊瀑布 chrome color square waterfall | 鉻橢圓瀑布 chrome color oval-shaped waterfall | 扇形瀑布 chrome color fan-shaped waterfall

paddle-shaped foot plate：槳狀足板

槳狀手板 paddle-shaped hand plate | 槳狀足板 paddle-shaped foot plate | 蹼狀趾 webbed toe