In order to disassembly parts from used products, usually many steps are needed, and disassembling time in each step is stochastic variable.
对废旧产品中的零件进行拆卸通常需要多个步骤才能完成，而每个步骤所需要的拆卸时间都是随机变化的。
Based on that, the algorithm for disassembly time and disassembly cost, and a 0-1 programming model of optimizing product's disassembly were established.
在此基础上，提出了拆卸时间和拆卸成本的计算算法及0 1型拆卸优化模型。
Skilled users can compete with other people around the world to get the fastest time for disassembly or assembly.
熟练的用户可以与世界各地的其他人进行竞争，争取在最快的时间内拆卸或组装。
At the same time, should be in the course of the road carefully listen to the chassis whether there is abnormal sound, or chassis assembly and disassembly inspection.
同时，应在路试过程中仔细倾听底盘是否有异常声音传出，或者对底盘进行拆装检查。
In addition, the test locomotive is often put into use as soon as possible after test, but the cables 'disassembly is very time-consuming, and results in a waste of rail transport.
此外，做完试验后，被试机车往往要尽快投入运用，而试验电缆的拆卸很费时，造成了铁路运输的浪费。
In addition, the test locomotive is often put into use as soon as possible after test, but the cables 'disassembly is very time-consuming, and results in a waste of rail transport.
此外，做完试验后，被试机车往往要尽快投入运用，而试验电缆的拆卸很费时，造成了铁路运输的浪费。
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