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- 倒U形觉醒曲线inverted-U curve of arousal
- 倒U曲线inverse U curve
- “倒U曲线”假说"upside- down U curve" hypothesis
- 倒U型特征converse U type characteristic
- U形河曲内的土地在有这样的弯管的河里的地The land within such a bend of a river.
- “倒U”型假说hypothesis of inverted-U shape curve
- 保安链U形夹check chain clevis
- 库兹涅茨倒U曲线Kuznets' reversed U curve
- 管子已被弯成了U形。The pipe had been turned in a U-shaped curve.
- 单U形坡口single-U groove
- 库兹涅茨的倒U曲线假说Kuzents'inverse "U" shaped hypothesis
- U形梁U-shaped beam
- U形棚U - metal - bracket
- 双S曲线模型:对倒U型理论的发展与完善A New Double-S Curve Model for Improving the Converse-U Theory
- U形环U-loop
- u形谷u shaped valley
- u形管u pipe
- U形臂U-arm
- U形的hyal
