而海水天线元件重量几近于无，容易装载，可作为备件方便提供——而到最后，就不只是备件了。
Seawater antennae, whose components weigh next to nothing and are easily stowable, could provide handy backups—and, eventually, more than backups.
负责模具备件管理工作，根据需要提出备件采购计划。
Responsible for the management of die spare parts, make the spare parts purchase plan .
跟踪设备备品备件的库存情况，及时提出备品备件的申购。
Track the spare parts of the equipments. in stock, bring forward purchasing the spare parts in time.
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