【单选题】根据图示简支梁 DE 段的弯矩图,可计算得出 D 截面的剪力值为( )
【单选题】关于脱水程度描述错误的是
C.
中度脱水有5%~10%体重或相当于80~120ml/kg体液的丢失
D.
重度脱水有10%以上体重或相当于100~120ml/kg体液的丢失
E.
轻度脱水有相当于30~50ml/kg体液的丢失
【单选题】图示简支梁梁中点截面的弯矩为(设弯矩以梁下侧受拉为正):【图片】
【单选题】关于小儿脱水程度描述错误的是
C.
中度脱水有5-10%体重或相当于80-120ml/kg体液的丢失
D.
重度脱水有10%以上体重或相当于100-120ml/kg体液的丢失
E.
轻度脱水有相当于30-50ml/kg体液的丢失
【单选题】图示简支梁梁中点截面的弯矩为(设弯矩以梁下侧受拉为正)【图片】
【单选题】I hope you will spend as much time as you can ________ your English.
【单选题】I will spend as much time as i can _______ English during this summer holiday.
【单选题】I hope you will spend as much time as you can ________ your English.
【简答题】I will spend as much time as I can ____________(go) over the lessons.