Use Proper Supplies: Every birder knows they need a good field guide and the right optics to see the birds, but summer birding requires some additional equipment.

利用合适的补给品：每个观鸟者都知道他们需要一个好的野外向导和准确的视觉来观察鸟，但夏季观鸟需要额外的装备。

youdao

Some Z-9Bs in the PLA service have the back-row seats removed to accommodate additional equipment for communications relay, artillery direct, and electronic countermeasures roles.

一些在PLA服役中的Z-9B中移除后排座位去容纳辅助设备用于通信中继、炮兵指示和电子对抗角色。

youdao

Automatic high viscosity filling machine is improved from the similar equipment abroad, and add some additional function.

全自动高粘度灌装机是参考国外同类产品的基础上进行改良设计，并增加了部分附加功能。

youdao