IMO symbols of operation instructions are posted in adjacent position of the life-saving apparatus.
救生设备附近已粘贴IMO使用指南的标志。
The invention also has the advantages of available material, low apparatus construction cost and saving cost.
本方法还具有使用材料、仪器造价低廉，节约成本的优点。
The results of energy saving are analysed and calculated to high voltage circuit and main transformer after installing inefficiency power compensation apparatus.
本文分析和计算了加装无功补偿装置后的高压供电线路和主变压器的节能效果。
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