皮皮学，免费搜题
登录
搜题
【多选题】
预应力提高了结构构件的( )。A.
A．强度
B.
刚度
C.
抗裂度
D.
抗冻性
E.
耐久性
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】请将下列英文句子翻译成中文:It is their plasticity at certain temperatures , which gives plastics their main advantage over many other materials .
【简答题】请将下列英文句子翻译成中文: He is quick to criticize his staff and hates to be quesitoned about decisions he has made.
【简答题】请将下列英文句子翻译成中文: (1) Efficiency and mechanical advantage are used to gauge the performance of mechanical machine .
【简答题】请将下列英文句子翻译成中文: The common metallic materials possess the metallic properties of luster , thermal conductivity, and electrical conductivity ;are relatively ductile; and some have go...
【单选题】For years scientists have been worried aboutthe ___________ of air pollution on the earth’s natural conditions.
A.
effect
B.
result
C.
account
D.
cause
相关题目：
参考解析：
知识点：
题目纠错 0
发布
