旁弯 即在钢材切割过程中存在的热量与内应力集中变形,由于细长件的特殊因素,等离子切割机或火焰切割机都会存在不同变形量的偏移,方向没有可控性,一般在中部开始产生偏移, 火焰切割机与钢板的横向或斜线切割;背面安装2组火焰割炬,用于纵向直条切割,对于直条板下料能有效防止旁弯,并大幅提高生产效率。
安装前要对起重机安装跨度,金属结构主梁的拱度、水平旁弯,小车轨道高低差、轨距偏差,桥架对角线等进行测量。
To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.
后来,当邻居来看望他时,他告诉他们那天晚上他们特别地忧心婴孩,还告诉他们他和孩子进行了交谈并发现了孩子手臂上的旁弯骨折。
He told of visiting them that night and of their concern over their new child. He told them that he had talked to the baby and discovered that he had a greenstick fracture of his arm.
范德比尔特描述了他在西班牙一条狭窄弯曲的路上的驾驶经历。他在险弯上行驶时两旁几乎没有护栏,悬崖旁也没有警告标志。
Vanderbilt describes driving along a narrow, twisting road in Spain, where he navigated hairpin turns with few guardrails or warning signs over steep drop-offs.
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