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- Meanwhile, alloying agents can form carbides, so the hardness of bead welding layer is increased. 同时又由于合金元素能形成碳化物,因此提高了堆焊层的硬度。
- A test of arrosion performance of anticorrocive built-up weld layer in different meeiums was con-ducted by using a self-made arrosion testing machine. 用自制的腐蚀磨损试验机对耐蚀堆焊层在不同介质中的腐蚀磨损性能进行了试验，结果表明：腐蚀介质不同，堆焊层的磨损速率也不同。
- With SMAW method, the surfaces of A3 and 45 steel were welded by using the series of CHR electrode, and the microstructure and performance of surfacing welding layer metal were analyzed. 摘要借助手工电弧焊方法，使用CHR系列堆焊焊条对A3、45钢进行堆焊加工，分析了其堆焊层金属的显微组织及性能。
- Through the process test、wearing test and microstructure observation and analysis,the convention performance of oxygen-acetylene flame spray welded layer is studied. 通过工艺试验、耐磨试验和显微组织观察分析,研究了氧-乙炔火焰喷焊层的常规性能。
- Machining for Nickel-Based Alloy Spray Welding Layer 镍基合金喷焊层的切削加工
- Influence of Rare Earth on Wearability of Spray Welding Layer 稀土对喷焊层耐磨性能的影响
- A further Study for the Turney of the Thermal Spraying Weld Layer 热喷涂焊层车削加工工艺的探讨
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- Some metals weld better than others. 有些金属容易焊，有的不容易焊。
- Effects of rare earth elements on structure and characteristic of welding layer 稀土元素对堆焊层组织与性能的影响
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- 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 middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- 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 bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- 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。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- 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。
