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【判断题】
区间杆位纵向测量由测量起点出发，使用50m钢边皮尺。A.
正确
B.
错误
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】等摩尔的二元醇和二元酸缩聚,另加二元酸的1.5% mol 醋酸,则两种基团数比或摩尔比r=( )
A.
0.9852
B.
0.9709
C.
0.9926
D.
0.9868
【单选题】In typical induction motors, the stator winding is connected to the source and the rotor winding is short-circuited for many applications, or may be closed through external resistances. Herein, we can...
A.
armature winding and field winding
B.
field winding and armature winding
C.
motor
D.
stationary
【简答题】A.going B.coming C.1eading D.winding
【简答题】等摩尔二元醇和二元酸缩聚,另加醋酸1.5%,p=0.995或0.999时聚酯的聚合度多少?
【单选题】In typical induction motors, the stator winding is connected to the source and the rotor winding is short-circuited for many applications, or may be closed through external resistances. Herein, we can...
A.
field winding and armature winding
B.
armature winding and field winding
C.
armature winding
D.
field winding
【单选题】幼儿园的双重任务是指幼儿园对幼儿实施保育和教育以及（ ）。
A.
为家长工作、学习提供便利条件
B.
为幼儿健康成长提供条件
C.
为小学教育提供基础
D.
对幼儿进行照看
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