NOTE: the interior surface of steel towers must be dry enough to be walked upon prior to further assembly work.
说明:钢塔的内表面必须足够干燥后才能在其上面行走或进行下一步的组装工作。
Because the traditional design method of axial flow air compressor was not perfect, it made the assembly work at low efficiency.
由于轴流压气机传统的设计方法不完善,使得基于此种方法设计的机组效率低下。
Japanese electronics firms all have operations in China, for example, but mostly for low-end assembly work rather than high-end production.
日本电子公司全部都在中国有业务,例如,大部分的业务都是低端的装配工作而不是高端的生产。
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