常見例句雙語例句Limitations to this study include the cross-sectional design and self-report of sun exposure.此項研究的局限性包括橫向設(shè)計及自我報告日曬情況。Because we used a cross-sectional design, causality as implied by this study cannot be firmly established.研究的局限性：由于使用了抽樣設(shè)計，研究所暗示的因果關(guān)系不能明確確定。Design includes highway route alignment, Horizontal Alignment Design, Profile Design, cross-sectional design, embankment design, road design, and several main parts.設(shè)計主要包括公路選線定線、平面線形設(shè)計、縱斷面設(shè)計、橫斷面設(shè)計、路基設(shè)計、路面設(shè)計等幾個主要部分。30713.com 返回 cross-sectional design