It is thought that high levels of fat raise the odds of the arteries clogging up, cutting the flow of blood and oxygen. 高水平的脂肪含量会使得动脉更易堵塞,并降低了血液与氧气的流动。
Fumes from welding or cutting and oxygen depletion can alter air quality causing injury or death. 焊接或切割产生的烟气以及耗氧可引起伤害或死亡。
The utility model relates to a multi-purpose gun for flame cutting of oxygen gas and acetylene gas. 本实用新型涉及一种氧―乙炔火焰切割多用枪。
According to the different main gas, mainly divides into argon plasma arc cutting division, the oxygen plasma arc cutting and cutting, air plasma arc type. 根据不同的主要气体,主要分为氩等离子弧切割划分,氧气切割和等离子弧切割,空气等离子弧的类型。
In the past 10 days, two things have happened that make me think the laces are now pulled too tight; so tight, in fact, that they are cutting off the oxygen to people's heads. 过去10天发生的两件事情,让我觉得这种束缚绷得更紧了。事实上,束缚得太紧了,正在切断人们的脑部供氧。
Use: Used for all kinds of metal-welding and cutting machines to transport oxygen and acetylene. 用途:供各类金属熔焊及切割器械输送氧气和乙炔气体用。
This paper introduced the advantage and application of nitrogen in laser cutting, by comparing with oxygen lance cutting. 通过和氧气切割的对比,介绍了氮气在激光切割中的优势和应用。
Morphine is a central analgesic and sedative. It has the effects of analgesia, restraining the activity of sympathetic nerve, lessening the preload and afterload of heart, cutting down the oxygen consumption of myocardium and it is a commonly used drug in treating acute myocardial infarction. 吗啡作为中枢镇痛和镇静药具有镇痛、抑制交感神经活性、减轻心脏前后负荷、降低心肌耗氧量的作用,是治疗急性心梗的常用药。
The effects of cutting speed and aided oxygen pressure on the cutting quality and the adhesive slag quantity were analysed in the experiment of cutting of aluminium plate by CO2 laser. 在CO2激光切割铝面板的试验中,分析了切割速度和辅助氧压对切割质量及熔渣附着量的影响;
The effect factors on the cutting quality in numerical control flames cutting contain the oxygen purity, the power of preheating flames and the preheating time, oxygen pressure, cutting velocity and the distance from cutting jet to workpiece. 影响数控火焰切割机切割质量的因素有氧气的纯度、预热火焰功率及时间、氧气压力、切割速度、割嘴到工件的距离等。
The experiment of cutting oxygen free copper using PCD and SPD cutting tools are carried out, and the surface quality of machined workpieces is tested and analyzed. 用人造聚晶金刚石(PCD)和天然单晶金刚石(SPD)刀具对无氧铜材料进行了切削试验,对加工表面质量进行了检测和分析。
As the results, the diamond cutting tool was characterized by different features in turning different materials. It was suggested to abate the cutting tool wear under reduced oxygen environment or using oxygen free coolant in turning of copper. 结果表明,为了减轻甚至消除金刚石刀具的磨损,在切削铜时应使用少氧或无氧的切削液;
Research and Application of Cutting Cast Iron Technique with Oxygen-acetylene 铸铁氧乙炔切割技术的研究与应用
The physical functions include separating heat, cutting off oxygen and decreasing burning reaction temperature. 物理作用包括隔热、隔氧、降低燃烧反应温度等。
Many metal plates cutted by oxyacetylene cutting before is cutted by plasma cutting now, because of the inconvenience of the oxygen and acetylene supply, low productivity and machining quality. 由于供氧、乙炔麻烦,生产效率低,加工质量差,过去许多使用氧乙炔切割的金属材料,也渐渐地使用等离子切割。
The flame cutting is used iron oxide produced during combustion temperature to cut carbon steel. It is designed by the torch for burning iron oxide providing full oxygen, which ensures to get good cutting results. 火焰切割利用氧化铁在燃烧过程中所产生的高温来对切割碳钢的,燃烧氧化铁所使用的氧气是通过对割炬的设计来实现的,这样可以保证切割效果良好。