当偏心受压构件的截面高度大于()mm时,在截面侧边应设置纵向构造钢筋。
A.400
B.500
C.600
D.800
参考答案:C
书面表达。
Mary在数学学习中遇到了 困难,向你请求帮助。请根据下面的提示,用英语给她写
一封邮件,帮助她解决问题。
提示:(1) Tell her it's not difficult to learn math well and the way is important.
(2) Give her at least three suggestions.
(3) Encourage her to go on studying and give her your wishes.
要求:(1) 文章须包括所有提示内容,可以适当发挥。
(2) 邮件开头和结尾已给出,不计入总词数。
(3) 词数:60―80个。
Dear Mary,
I want to tell you that many students have the same problems as you. ______________________
_____________________________________________________________________________
Good Luck!
Yours,
Jack
可使用温水或湿布清洁保养YJ29滤嘴接装机取出鼓轮表面、烟槽和铲刀。