皮皮学，免费搜题
登录
搜题
【单选题】
在3D草图的绘制中，不需要选择平面。在绘制过程中，下列哪个热键可以帮助你切换坐标系?
A.
Tab
B.
Shift
C.
Ctrl
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】下列关于压力感受性反射的叙述，哪一项是错误的？
A.
感受器的适宜刺激是动脉壁的机械牵张
B.
传入神经是窦神经和迷走神经
C.
动脉血压升高时可通过反射使血压下降
D.
对正常血压的维持具有重要的意义
E.
在动脉血压的长期调节中也起重要作用
查看完整题目与答案
【简答题】Products from different____are aggregated on trucks according to the required temperature to help achieve very frequent ____at a reasonable cost. 7-Eleven uses a responsive ____system along with aggre...
查看完整题目与答案
【简答题】阅读理解。 Fashion is moving into the twenty-first century. A coat can change its color with the weather; a shirt with stripes (条纹) that will disappear while you are wearing it; a blouse can be worn for da...
查看完整题目与答案
【单选题】把 SC 表中 grade 列的数据类型改为 tinyint ,下面正确的 SQL 语句是( )
A.
alter table student alter column grade tinyint
B.
alter table sc alter column grade tinyint
C.
alter column grade tinyint
D.
alter table SC add column grade tinyint
查看完整题目与答案
【简答题】KQK Co wants to raise $20 million in order to expand its business and wishes to evaluate one possibility, which is an issue of 8% loan notes. Extracts from the financial statements of KQK Co are as fo...
查看完整题目与答案
【单选题】A bank runs 50 workstations and would like to decrease its electricity costs， while not sacrificing functionality. All of the workstations are high-end performance units that are intended to be used f...
A.
Swap all teller and associate machines with servers.
B.
Swap all teller and associate machines with thin clients.
C.
Swap all teller and associate machines with low-profile high-end workstations.
D.
Swap all teller and associate machines with laptops.
查看完整题目与答案
【简答题】These are tough times for Wal-Mart, America's biggest retailer. Long accused of wrecking small-town America and condemned for the stinginess of its pay, the company has lately come under fire for its ...
查看完整题目与答案
【单选题】下列关于压力感受性反射的叙述,哪一项是错误的
A.
感受器的适宜刺激是动脉壁的机械牵张
B.
传入神经是窦神经和主动脉神经
C.
动脉血压升高时可通过反射使血压下降
D.
对正常血压的维持具有重要的意义
E.
切断传入神经后动脉血压明显升高
查看完整题目与答案
【单选题】Read the third paragraph, and choose which sentence is most suitable as a paragraph leader. ........................... British Airways has outsourced a lot of its IT work in an attempt to cut costs. ...
A.
Other airlines have been forced to make efficiencies so that they can compete with the LCCs.
B.
Legacy carriers have a much larger proportion of business travellers than LCCs.
C.
Outsourcing is an effective strategy used by airlines to reduce costs, so they can compete with LCCs.
查看完整题目与答案
【单选题】下列关于压力感受性反射的叙述,哪一项是错误的?
A.
感受器的适宜刺激是动脉壁的机械牵张
B.
切断传入神经后动脉血压明显升高
C.
动脉血压升高时可通过反射使血压下降
D.
对正常血压的维持具有重要的意义
查看完整题目与答案
相关题目：
【单选题】下列关于压力感受性反射的叙述，哪一项是错误的？
A.
感受器的适宜刺激是动脉壁的机械牵张
B.
传入神经是窦神经和迷走神经
C.
动脉血压升高时可通过反射使血压下降
D.
对正常血压的维持具有重要的意义
E.
在动脉血压的长期调节中也起重要作用
查看完整题目与答案
【简答题】Products from different____are aggregated on trucks according to the required temperature to help achieve very frequent ____at a reasonable cost. 7-Eleven uses a responsive ____system along with aggre...
查看完整题目与答案
【简答题】阅读理解。 Fashion is moving into the twenty-first century. A coat can change its color with the weather; a shirt with stripes (条纹) that will disappear while you are wearing it; a blouse can be worn for da...
查看完整题目与答案
【单选题】把 SC 表中 grade 列的数据类型改为 tinyint ,下面正确的 SQL 语句是( )
A.
alter table student alter column grade tinyint
B.
alter table sc alter column grade tinyint
C.
alter column grade tinyint
D.
alter table SC add column grade tinyint
查看完整题目与答案
【简答题】KQK Co wants to raise $20 million in order to expand its business and wishes to evaluate one possibility, which is an issue of 8% loan notes. Extracts from the financial statements of KQK Co are as fo...
查看完整题目与答案
【单选题】A bank runs 50 workstations and would like to decrease its electricity costs， while not sacrificing functionality. All of the workstations are high-end performance units that are intended to be used f...
A.
Swap all teller and associate machines with servers.
B.
Swap all teller and associate machines with thin clients.
C.
Swap all teller and associate machines with low-profile high-end workstations.
D.
Swap all teller and associate machines with laptops.
查看完整题目与答案
【简答题】These are tough times for Wal-Mart, America's biggest retailer. Long accused of wrecking small-town America and condemned for the stinginess of its pay, the company has lately come under fire for its ...
查看完整题目与答案
【单选题】下列关于压力感受性反射的叙述,哪一项是错误的
A.
感受器的适宜刺激是动脉壁的机械牵张
B.
传入神经是窦神经和主动脉神经
C.
动脉血压升高时可通过反射使血压下降
D.
对正常血压的维持具有重要的意义
E.
切断传入神经后动脉血压明显升高
查看完整题目与答案
【单选题】Read the third paragraph, and choose which sentence is most suitable as a paragraph leader. ........................... British Airways has outsourced a lot of its IT work in an attempt to cut costs. ...
A.
Other airlines have been forced to make efficiencies so that they can compete with the LCCs.
B.
Legacy carriers have a much larger proportion of business travellers than LCCs.
C.
Outsourcing is an effective strategy used by airlines to reduce costs, so they can compete with LCCs.
查看完整题目与答案
【单选题】下列关于压力感受性反射的叙述,哪一项是错误的?
A.
感受器的适宜刺激是动脉壁的机械牵张
B.
切断传入神经后动脉血压明显升高
C.
动脉血压升高时可通过反射使血压下降
D.
对正常血压的维持具有重要的意义
查看完整题目与答案