查询词典 weld

Mm. 7.5.3 Requirements for quality of weld joint's surface: a No crack, not fusional, bubble, slag, splash; b Surface of seam of pipeline with design temperature lower than -29℃, stainless steel pipeline and alloy steel pipeline with trend of harden quenching shall be free from undercut.

The surface shall be smooth 7.5.3 焊接接头表面的质量应符合下列要求： 28 SH 3501-2002 a 不得有裂纹，未熔合，气孔，夹渣，飞溅存在； b设计温度低于-29℃的管道，不锈钢和淬硬倾向较大的合金钢管道焊缝表面，不得有咬边现象；其他材质管道焊缝咬边深度不应大于 0.5mm，连续咬边长度不应大于 100mm，且焊缝两侧咬边总长不大于该焊缝全长的 10%； c 焊缝表面不得低于管道表面，焊缝余高Δh 应符合下列要求： 1 100%射线检测焊接接头，其Δh≤1+0.2b1，且不大于 2mm； 2 其余的焊接接头，Δh≤1+0.2b1，且不大于 3mm。

We attach importance to science and technology research and mordern management. The superior team contains enough technic and management experts, especially, the weld technique has been in a leading position from home and abroad, and our technicians developed and researched 1.0mm thickness of the harmonicon pipe successfully, and was put into production in 2007, our company is the exclusive producing enterprise.

公司注重科技开发和现代化管理，拥有一批高素质的管理人才和工程技术人才，尤其在在焊接技术方面一直处于国内外领先地位，是国内最早研发和生产全铝焊接暖风芯的企业之一，并成功地研发了1.0mm的口琴管厚度，并已投入生产，这在国内属独家。

This is because that the addition of arc voltage means the decreasement, so the enlargement of are swing makes the incensement of weld width.

这是因为电弧电压增加意味着电弧的长度增加，因此电弧摆动范围扩大而导致焊缝宽度增加。

It can weld the shapes of and their intercombination; it is PLC controlled and pneu-matic drive. It has the characteristics of high automation level, better reliability, wider working range, etc. its four working parts can work singly, synchronously or do combinational working.

该机采用PLC控制，气压传动，具有自动化程度高、可靠性强，加工范围广等特点，四个机头可各自工作、也可同时工作或组合工作。

It can weld the shapes and their intercombination; it is PLC controlled and pneu-matic drive. It has the characteristics of high automation level, better reliability, wider working range, etc. its four working parts can work singly, synchronously or do combinational working.

该机采用PLC控制，气压传动，具有自动化程度高、可靠性强，加工范围广等特点，四个机头可各自工作、也可同时工作或组合工作。

In order to insure performance of intercrystalline corrosion resistant and hot cracking resistant, structure of surface layer of weld metal should be austenite and 4%～12% of ferrite.

为保证复层焊缝良好的耐腐蚀和抗裂性能，采用25-13型铬镍奥氏体焊条堆焊，复层的组织应为奥氏体和（4％～12%）的δ铁素体。

With the increase of? Al content, the mixture frcture feature of cleavage and intercrystalline appears in weld overlay.

并且，随着堆焊层含Al量的增加，堆焊层出现解理与沿晶混合断裂特征。

The changes of the microstructure and the microhardness at the weld interface of near isothermally forged Ti3Al/TC11 dual alloys before and after gradient heat treatment were investigated.

中文摘要：研究经近等温变形的Ti3Al/TC11双合金在梯度热处理前后，焊接界面显微组织和显微硬度的变化。

But it just looks like a weld line so jebus it.

但它只是看起来像熔接线，使

Through image digitalization and digital image frame analysis, the dynamic change of arc state and droplet motion before and after its detachment from wire tip can be quantitively described. The kinematical and kinetical parameters of droplet motion can be solved. The development of the system provides a new way for the study of metal transfer mechanisms and the interaction between droplet transfer and weld pool.

该系统通过对高速摄影图象的数字化处理及时间图象序列分析，可以对熔滴过渡过程中电弧变化的动态过程及熔滴脱落前后的运动过程进行定量分析，并可提取出熔滴运动的各种运动学和动力学参数，为进一步的熔滴过渡机理及熔滴与熔池相互作用的研究提供了新的研究手段。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。