采用机器人焊接中厚板平角焊缝时,焊枪倾角保持在90°左右比较适宜。()
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Chance favors the preparedBorn in a ____neighborhood, Les Brown was later ____by Mamie Brown. When the ____opportunities for his future looked slim to others, he still had great passion for his dream. He ____his friends with his constant practicing. They all scorned him but Les didn't let their ____stop him. One day Les decided to take the ____and boldly went to the manager of the local radio station to apply for a job. Being bluntly rejected, Les didn't give up though and returned to the station every day for a week. His ____was very persuasive, and the station manager finally gave in and took Les Brown to do small tasks--at no pay.While ____with the station's real DJs, Les taught himself their posture and hand movements on the control panel. When he stayed around the studio he ____whatever knowledge he could. One afternoon when the DJ named Rock was sick and none of the regular DJs were available, Les got his chance. Because of his ____, Les was ready. He had ____the audience and heard applause from his general manager. From that fateful beginning, Les was ____to become an icon in broadcasting, politics, public speaking and television.
分销渠道作用主要表现在( )
A. 市场调研
B. 市场开拓
C. 促进销售
D. 组合开工
直接分销渠道的特点是( )
A. 具有环节少、渠道短的优势
B. 具有节省流通费用、降低成本的特点
C. 便于直接沟通、及时掌握旅游消费者的需求变化
D. 常见模式为旅游产品生产商→中介机构→旅游产品消费者
直接分销渠道主要包括( )
A. 旅游消费者到生产现场购买
B. 批发商和零售商利用各自优势联合推介旅游产品
C. 旅游消费者通过各种直接预订方式购买
D. 旅游消费者通过旅游企业的自设零售系统购买