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【判断题】
柱塞泵的柱塞为奇数时,其流量脉动率比偶数时要小
A.
正确
B.
错误
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举一反三
【单选题】What detail in the article shows that the mummies can help Egypt?
A.
The mummies were of big cats like lions. There were mummies of cobras and crocodiles, too.
B.
There are mummies of cats, birds and a big bug. The bug is much bigger than normal.
C.
Leaders hope the mummies will get people excited about Egypt. They want people to visit.
D.
She is also a mummy expert. She said Egyptians used to offer things to gods.
【简答题】铺装楼地面石材时,以下做法正确的是(    )。 A.找平层使用干硬性水泥砂浆 B.水泥砂浆找平层硬结后再铺石材 C.先铺纵、横标筋,再分段分区后退铺贴 D.铺石材后立即进行灌缝处理 E.浅色石材使用白水泥做粘结层
【单选题】学生B某门课考试成绩为80分,则“80”分是
A.
品质标志
B.
数量标志
C.
标志值
【单选题】某学生某门课考试成绩为80分,则成绩是()
A.
品质标志
B.
变量
C.
变量值
D.
标志值
【单选题】What detail in the article shows how to do the El Paso Challenge?
A.
He named his idea the #ElPasoChallenge.
B.
Ruben asked people in El Paso to do 20 good things for each other.
C.
He wanted to get people to do the challenge.
D.
His mother put the challenge online, too.
【单选题】某学生某门课考试成绩为80分,则80分是()
A.
品质标志
B.
变量
C.
变量值
D.
标志
【多选题】铺装楼地面石材时,以下做法正确的是( )
A.
找平层使用干硬性水泥砂浆
B.
水泥砂浆找平层硬结后再铺石材
C.
先铺纵横标筋,在分段分区后退铺贴
D.
铺石材后立即进行灌浆处理
E.
浅色石材使用白水泥做粘结层
【多选题】某学生某门课考试成绩为 80 分,则“ 80 ”分是
A.
品质标志
B.
变量
C.
变量值
D.
标志值
【单选题】What detail in the article shows that Stupendemys was large?
A.
The Stupendemys does not exist anymore.
B.
The turtle was about the size of a car.
C.
Male turtles had horns on their shells.
D.
Scientists think the male turtles fought each other.
【多选题】铺装楼地面石材时,以下做法正确的是( )
A.
找平层使用干硬性水泥砂浆
B.
水泥砂浆找平层硬结后再铺石材
C.
先铺纵、横标筋,再分段分区后退铺贴
D.
铺石材后立即进行灌缝处理
E.
浅色石材使用白水泥做粘结层
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