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- This paper analyzes check results of lung function and X-ray high kV chest radiograph,and discusses the influence of welding dust for workers lung X-ray and lung breath. 通过某检修安装企业从事焊接作业人员职业健康检查,对肺功能及X线高仟伏胸片检查结果进行分析评价,探讨电焊烟尘对作业人员肺部X线改变和肺通气功能的影响,提出电焊工尘肺的预防措施。
- Determination Iron,Nickel and Manganese in Welding Dust by AAS 原子吸收分光光度法测定焊尘中铁、镍、锰
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The car raised quite a dust as we drove off. 我们走时车子扬起了一阵尘土。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- How many enemies bit the dust in the battle? 在这次战斗中打死了多少敌人？
- The city lay in the dust after the battle. 战斗结束后，全城成为废墟。
- The dust on the shelf show up in the sunlight. 在阳光照射下能看见架子上有灰尘。
- He flicked away the dust with a cloth. 他用一块布拂去灰尘。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- Dust thou art, and unto dust shalt thou return. 你本是尘土就该归於尘土。
- My briefcase was beginning to gather dust. 我的手提箱不怎么使用了。
- Some metals weld better than others. 有些金属容易焊，有的不容易焊。
- The relic, when exposed to air, turned to dust. 这件文物，接触空气之后，变成了粉末。
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- Another of my great ideas bites the dust! 我的一个好主意又碰壁了。
- On well, another good idea bites the dust. 算了，又一个好主意失败了。
- 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。
- The chambermaid have not dust the room. 女服务员还没有打扫房间。
