【单选题】沿高度方向金属横向流动的分布是不均匀的,接触表面由于摩擦力的阻碍,轧件侧面呈()
【单选题】The peasants felt hopeless because the lasting drought __________ almost all the crops.
【单选题】The lasting drought has caused vegetable prices to____daily for the last five weeks
【单选题】沿高度方向金属横向流动的分布是不均匀的,接触表面由于摩擦力的阻碍,使表面展宽()中心层。
【单选题】因为其价格便宜、结实,而广泛使用的托盘是( )托盘。
【单选题】The lasting drought干旱 has caused vegetable prices to __________ daily for the last five weeks.