短語(yǔ)詞組短語(yǔ)osculating g plane 接觸麪osculating -plane 密切double osculating plane [數(shù)]二重密切麪;雙重密切麪osculating plane detail 吻切平麪stationary osculating plane [數(shù)]平穩(wěn)密切麪 返回 osculating plane