探讨了焊接工艺参数包括激光功率、焊接速度、正反面保护气体流量对焊接效果的影响。
The effect of processing parameters including laser power, welding speed and protection gas flow on the welding quality was researched in this paper.
各项测试包括椅背正反面强度测试、椅背动作耐久测试、座面强度测试及座面动作耐久测试等。
Testing include seat right side and back side strength testing, seat surface strength testing and seat surface activity endurance testing.
本软件包含了世界170余个国家的纸币票样和货币单位，包括纸币正反面图片和国家名称、首都名称的中英文对照。
This software provides more than 170 currency unit and sample notes, which including the front and back side of each note, and also the country and capital name both in English and Chinese.
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