皮皮学，免费搜题
登录
搜题
【单选题】
以下对电子采购描述错误的是( )
A.
电子采购又称为网上采购
B.
电子采购的透明度不高，易暗箱操作
C.
电子采购有利于扩大供应商范围
D.
电子商务采购可以更好的提高采购效率，降低采购成本
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】What happened to the man's Chinese teacher?
A.
His Chinese teacher was sick.
B.
His Chinese teacher was busy.
C.
His Chinese teacher was bad.
查看完整题目与答案
【判断题】滚动轴承可按载荷方向、滚动体形状、滚动体 排列和承载能力进行分类的。(5.6分)
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which statement is not true about Catherine and her students in the movie?
A.
The students were hardworking.
B.
She needed to teach them out of the textbooks.
C.
The students were hostile towards Catherine.
D.
Well-prepared students could be a little bit intimidating.
查看完整题目与答案
【单选题】在做随意运动时，手足越接近目标，震颤越明显的是（     ）
A.
静止性震颤
B.
意向性震颤
C.
姿势性震颤
D.
手足徐动
E.
抽搐
查看完整题目与答案
【单选题】Which statement is NOT true about the Wellesley girls in the movie clips?
A.
They have original, independent thinking.
B.
They are used to reciting comments from the textbooks.
C.
They do their homework well within the syllabus.
D.
They are not used to challenging critics' ideas.
查看完整题目与答案
【单选题】患者女性，31岁，孕25周，出现心衰表现，胸闷、心悸、气急、咳嗽、乏力、不能平卧， 检查心率＞110次/min，心力衰竭时脉率增快是由于( )
A.
心排血量降低
B.
心肌收缩力增强
C.
心肌收缩力减弱
D.
机体代谢率增高
E.
机体代谢率降低
查看完整题目与答案
【判断题】沥青混合料生产配合比设计的目的是指导拌合楼生产出与目标配合比设计中各原材料组成基本相同的沥青混合料。
A.
正确
B.
错误
查看完整题目与答案
【单选题】A) A math teacher and his colleague. B) A teacher and his student. C) A student and his classmate. D) A librarian and a student.
A.
A math teacher and his colleague.
B.
A teacher and his student.
C.
A student and his classmate.
D.
A librarian and a student.
查看完整题目与答案
【单选题】配合比设计中试配的目的是（）。
A.
检验计算出的配合比是否满足设计要求
B.
检验水泥质量
C.
确定混凝土坍落度
D.
确定是否需用外加剂
查看完整题目与答案
【判断题】螺旋桨的设计问题分为初步设计和终结设计，其中初步设计的主要目的是选桨，而终结设计的主要目的是配机。
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】What happened to the man's Chinese teacher?
A.
His Chinese teacher was sick.
B.
His Chinese teacher was busy.
C.
His Chinese teacher was bad.
查看完整题目与答案
【判断题】滚动轴承可按载荷方向、滚动体形状、滚动体 排列和承载能力进行分类的。(5.6分)
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which statement is not true about Catherine and her students in the movie?
A.
The students were hardworking.
B.
She needed to teach them out of the textbooks.
C.
The students were hostile towards Catherine.
D.
Well-prepared students could be a little bit intimidating.
查看完整题目与答案
【单选题】在做随意运动时，手足越接近目标，震颤越明显的是（     ）
A.
静止性震颤
B.
意向性震颤
C.
姿势性震颤
D.
手足徐动
E.
抽搐
查看完整题目与答案
【单选题】Which statement is NOT true about the Wellesley girls in the movie clips?
A.
They have original, independent thinking.
B.
They are used to reciting comments from the textbooks.
C.
They do their homework well within the syllabus.
D.
They are not used to challenging critics' ideas.
查看完整题目与答案
【单选题】患者女性，31岁，孕25周，出现心衰表现，胸闷、心悸、气急、咳嗽、乏力、不能平卧， 检查心率＞110次/min，心力衰竭时脉率增快是由于( )
A.
心排血量降低
B.
心肌收缩力增强
C.
心肌收缩力减弱
D.
机体代谢率增高
E.
机体代谢率降低
查看完整题目与答案
【判断题】沥青混合料生产配合比设计的目的是指导拌合楼生产出与目标配合比设计中各原材料组成基本相同的沥青混合料。
A.
正确
B.
错误
查看完整题目与答案
【单选题】A) A math teacher and his colleague. B) A teacher and his student. C) A student and his classmate. D) A librarian and a student.
A.
A math teacher and his colleague.
B.
A teacher and his student.
C.
A student and his classmate.
D.
A librarian and a student.
查看完整题目与答案
【单选题】配合比设计中试配的目的是（）。
A.
检验计算出的配合比是否满足设计要求
B.
检验水泥质量
C.
确定混凝土坍落度
D.
确定是否需用外加剂
查看完整题目与答案
【判断题】螺旋桨的设计问题分为初步设计和终结设计，其中初步设计的主要目的是选桨，而终结设计的主要目的是配机。
A.
正确
B.
错误
查看完整题目与答案