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- All welding equipment, machines, welding leads shall be inspected prior to being used on the worksite. 现场所有焊接设备，机器，焊头在使用前都要进行检查。
- Often lack of fusion adjacent to the girder web in the transverse groove welds led to the cracking. 在靠近主梁腹板的横向坡口焊缝处常常出现未熔透而导致裂纹。
- The path leads to a hill bare of vegetation. 这条小道通向一座没有草木的小山。
- The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
- Some metals weld better than others. 有些金属容易焊，有的不容易焊。
- He has stopped working and leads a very easy life. 他现在不做事了，过着很舒服的日子。
- Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。
- Excessive patriotism can lead to xenophobia. 爱国主义过了头即可导致仇视一切外国人。
- The trapper leads a solitary life in the mountains. 那个设陷阱捕猎的人孤独地生活在山里。
- 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。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- He leads a life (which is) free from care. 他过着无忧无虑的生活。
- He leads a very restricted life. 他的生活面非常狭窄。
- 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。
- The road under repair leads to our university. 正在翻修的那条路通往我们的学校。
- Graphite is used in making lead pencils. 石墨常被用来做成铅笔。
- 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。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The team recovered its lead in the second half. 该队在下半场重新领先。
- 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。
