皮皮学，免费搜题
登录
搜题
【单选题】
为使低碳钢便于切削加工，应采用（）热处理。A.
完全退火
B.
球化退火
C.
正火
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于垫层施工前,基层浇水湿润的说法错误的是
A.
防止基层吸收混凝土中水分，保证混凝土正常硬化
B.
可提高混凝土接缝质量
C.
浇水程度保证基层处于湿润状态即可
D.
可以不必浇水
【单选题】听力原文：M: John is a head taller than Mary and Shelly. W: Yes, But Sam is much taller than John. Q: Who is the tallest among the four? (5)
A.
John.
B.
Sam.
C.
Mary.
D.
Shelly.
【单选题】My __________ clothes are a suit and tie.T he possible answers were:
A.
every day
B.
everyday
C.
this day
D.
one day
【单选题】下列关于水泥砂浆地面施工的说法中，错误的是()。
A.
在现浇混凝土或水泥砂浆垫层、找平层上做水泥砂浆地面面层时，其抗压强度达到1.2MPa，才能铺设面层
B.
地面抹灰前，应先在四周墙上1200mm处弹出一道水平基准线，作为确定水泥砂浆面层标高的依据
C.
铺抹水泥砂浆面层前，先将基层浇水湿润，刷一道素水泥浆结合层，并随刷随抹
D.
水泥砂浆面层施工完毕后，要及时进行浇水养护，必要时可蓄水养护，养护时间不少于7d，强度等级应不小于15MPa
【单选题】听力原文：M: Hi, Shelly! How was your vacation? W: Great! I went to New Orleans. M: Really? Why did you decide to go there? W: Well, I have a cousin who lives there. She's been trying to get me to take a v...
A.
A vacation the woman took.
B.
French influence in New Orleans.
C.
New Orleans' Mardi Gras Festival.
D.
A business trip.
【多选题】Which words are most likely to be stressed in this sentence? “My sister hasn’t called me for ages.” Choose as many answers as you think are right.
A.
sister
B.
hasn't
C.
called
D.
ages
E.
my
F.
me
G.
for
【简答题】We made plans for a visit but _____ difficulties withthe car pred it. A. consequent B. subordinate C. substantial D. subsequent
相关题目：