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- Keywords transformation column;preheat;welding heat input;interpass temperature control;postheat（remove argon）;symmetrical welding; 转换柱;预热;焊接热输入;层（道）间温度控制;后热（去氢）;对称施焊;
- A new house of any size is now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- Some metals weld better than others. 有些金属容易焊，有的不容易焊。
- The plan of the ground floor is completely symmetrical. 一楼的平面图是完全对称的。
- He introduced to us the symmetrical arrangement of the garden. 他为我们介绍了花园中对称的布局。
- On reaching welding heat, the metal surfaces are pressed together. 当金属表面达到焊接热度时就会压在一起。
- symmetrical welding 对称施焊
- A new house of any size was now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- Some of the students are welding capacitor; the others resistor. 学生中的一些人在焊接电容，另一些人在焊接电阻。
- Some of the students are welding capacitors; the others resistors. 学生中的一些人在焊接电容，另一些人在焊接电阻。
- When the weld is not symmetrical, we should weld the side which has less weld. 焊缝不对称时先焊焊缝少的一侧。
- It takes speed and skill to weld steel at this heat. 在这样的温度焊钢需要速度和技术。
- It also looks symmetrical in profile. 在横剖面上它看起来也是对称的。
- A symmetrical arrangement of the parts of a thing. 对称对某物件各部分所作的对称性配置
- The face is beautiful because it is symmetrical. 这张脸美丽的原因就在于它很匀称。
- It take speed and skill to weld steel at this heat. 在这样的温度焊钢需要速度和技术。
- Develop more symmetrical decision support systems. 发展更对称的决策系统。
- Symmetrical women have it better, too. 身材匀称的女人也比较有利。
- It takes speed to weld steel at this heat. 在这样的高温下熔接钢铁需要快速。
- They weld the pieces of a broken axle. 他们焊接断了的车轴。
