Round steel link chains, tested - Part 4: Marking, test certificate.
经过检验的圆钢链。第4部分：作标记，试验证明书。
Mining equipment . high tensile steel chains round link for chain conveyors and coal plough . specifications . acceptance testing.
采煤设备。经链板输送机用高抗拉强度圆钢丝链环的校准链。规范。验收条件。
The results show that the qualification rate of the high-strength steel round link chains for mining was obviously raised after heat treatment by using on-line infrared temperature measurement system.
结果表明，采用红外线在线测温后，矿用高强度圆环链热处理后的合格率明显提高。
Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.
研究了新型准贝氏体钢制造的矿用圆环链闪光对焊焊缝的组织与性能。
This time round it is just possible that changing tastes are running in Britain's favour. The enthusiasm for massive, centralised retail chains has decreased.
这一次可能只是改变品味迎合英国的喜好，进行大规模的积极性，中心连锁店已经减少了。
This time round it is just possible that changing tastes are running in Britain's favour. The enthusiasm for massive, centralised retail chains has decreased.
这一次可能只是改变品味迎合英国的喜好，进行大规模的积极性，中心连锁店已经减少了。
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