是指线路施工必要的准备工作,即施工准备,为保证整个工程能按计划顺利施工,在事先必须做好的各项准备工作,是施工程序的重要环节,应安排适当的期限及力量于基本作业施工前完成。
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因此,车身清洁等杰出的准备作业是十分主要的。
Therefore, the body cleaning and other outstanding preparatory work is very important.
综述了近年我国铁矿石选矿在矿石准备作业、选矿工艺、设备及药剂和产品后处理作业的技术进展。
The technical advances in Chinas iron ore beneficiation such as ore preparation, concentration technology, equipment and reagents and after treatment of products are reviewed.
下面给个直截了当的例子,请做好心理准备作业里,可能会遇到这种题,或者说,各位如果三生有幸,考试中也会,出现类似的题目。
Let's do a straightforward example the way that you could expect it on an assignment or, if you were extraordinarily lucky you might even get something like that on an exam.
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