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【多选题】
银行结算账户按用途不同可分为
A.
基本存款账户
B.
定期存款账户
C.
专用存款账户
D.
活期存款账户
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参考答案:
举一反三
【多选题】砂的粗$程度按细度模数分为粗、中、细三级•其范围应符合以下规定:粗砂、中砂、细砂:()
A.
μ f =3.7〜3.1
B.
μ f =3.0〜2.3
C.
μ f =2.2〜1.6
D.
μ f =2.3〜3.1
【简答题】He _____ select a dish, going in a circular motion between one option and another, trying to find the best option.
【简答题】In a six-axis robot, the Axis _______ is know as wrist roll, and it rotates the upper arm of a robot in a circular movement, while the Axis _______ allows the wrist of the robot's arm to rotate freely...
【判断题】When doing circling moxibustion,the moxa stick should be kept about 5 cm away from the skin and be moved left and right or in a circular motion to warm the area for 20 to 30 minutes.
A.
正确
B.
错误
【判断题】The primary principle of a centrifugal pump involves spinning the fluid in a circular motion that propels it outward and into a discharge chute known as a n impeller .
A.
正确
B.
错误
【单选题】一堆标准安装的渐开线直齿圆柱齿轮,两分度圆的相对位置应该是
A.
相交
B.
相切
C.
分离
D.
不确定
【判断题】In a circular motion, the acceleration is always perpendicular to the velocity.
A.
正确
B.
错误
【简答题】The primary principle of a centrifugal pump involves spinning the fluid in a circular motion that propels it outward and into a discharge chute known as a .
【判断题】Direction of acceleration must point to central of circle in a circular motion.
A.
正确
B.
错误
【简答题】某干砂5009,其筛分结果如下: 图 (1)该砂的细度模数为()。(单项选择题) A.2.74 B.1.82 C.2.61 D.3.2 (2)中砂的细度模数岸μf为()。(单项选择题)A.7~3.1 B.3.0~2.3 C.2.2~1.6 D.1.4 (3)下列表述正确的是()(多项选择题)A.砂按技术要求分为I类、Ⅱ类、Ⅲ类 B.细度模数计算式为:图 C.颗粒级配是指砂中不同粒径颗粒搭配的比例情...
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