此手势动作表示 “坐”。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/cfd619c993b14287af57411728e48928.png
举一反三
- 此手势动作表示 “排队”。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/c67e002225a840e6a129c16948b2c188.png
- 此手势动作表示 “需要”。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/84fe24251094412893534c1cefb6f434.png
- 此手势动作表示 “身体健康”。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/841329f69a054c5fb528c629477ef0c6.png
- 此手势动作表示 “交流”。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/c2fd6a14013341099c4feaf672f4fae7.png
- 机构运动简图中移动副的表示方法为（ ）。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/dc7906d4abaf4ab3a8dbf945b886f347.jpg"> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/7c42a1c2c5d14c72a0f9dec5e05d3583.jpg"> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/b00d698699ba4c3bbc6c0d588835f8fe.jpg">