通常说钢比铸铁抗拉强度高,是指单位截面积的承力能力前者高,后者低。
参考答案:对
Everyone can do something for our environment. For me, I
小题1:___________
should try to save electricity in my daily life. For an example,
小题2:___________
if I am the last person leave the classroom in the evening,
小题3:___________
I will always remember to turn on the lights. In order to
小题4:__________
protect our forests, I will use paper wise. I should try
小题5:___________
to use all sides of paper whenever it is possible. I will
小题6:___________
not use things like paper cup and disposable chopsticks
小题7:___________
because they are made up of wood. I believe that doing all
小题8:___________
these small things will improve our environment but help
小题9:___________
making our world a better place to live in.
小题10:___________
男性,70岁。因胰腺癌手术后发现血糖增高()
A.胰岛素治疗
B.二甲双胍口服
C.格列齐特(达美康)口服
D.单纯饮食控制