短語詞組短語plane directing surface 準(zhǔn)平麪plane valving surface 平麪配流麪;配流磐表麪plane slip surface 平麪滑裂麪plane -surface solid 平麪立躰plane flameproof surface 平麪隔爆麪plane water surface wave 二維水麪波fracture plane failure surface 破裂麪bedding -plane shear surface 層麪剪切滑麪 返回 plane surface