具体的维护、维修时间间隔应视所加工的原料及生产周期等相关问题而定。
The specific maintenance and overhaul interval will vary with the production cycle and the RAW materials to be processed.
长期使用的仪表也应定期检定，其周期应视使用频繁程度和重点程度而定。
Gauges should be inspected periodically after being used for a long time and inspection period is decided according to using frequency and importance degree.
因此改变航速应视波浪情况，力求避免调整航速而带来纵摇周期与波浪周期接近出现的“共振”现象。
Swing should depend on wave. Avoid resonance arising from the cycle of vertical shake being near the cycle of wave because of adjusting speed.
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