service air main的意思|示意

Reduced air piping with service valves must be foreseen alongside the walkway on main deck until the fore store room inclusive. The position will be determined together.

必须提前考虑沿着主甲板上的步桥到艏部储存间，且包括储藏间在内布置压缩空气管及服务阀门，位置将由双方共同决定。

Maintenance and service: Screw rod air compressor's maintenance main engine overhaul.

维修和服务：螺杆空气压缩机的维修，主要发动机大修。

The main service we offer is export/import by Air or Sea, general services includes booking for clients, clearance, quarantine, storage, waftage, multi-model transport etc.

公司主要承办国内外进、出口货物的空运、海运、快递等运输代理业务，提供订舱、报关、报检、仓储、配送、多式联运等综合的物流服务。

The ventilation and air-cooled air conditioner equipments are the main components of large-scale power station equipments and their service life would relate directly with the power station operation.

大型电站的通风及空冷空调设备是电站设备的重要组成部分，它的使用寿命直接关系到电站的运行情况。