The main materials it sells include fire hydraulic giant, fire hose, indoor and outdoor fire hydrant, firebox 1211 and 302 fire extinguisher, etc.

它卖的主要材料包括：火液压巨头、灭火水龙带、消防水带、室内外消防栓、1211消防箱、和302灭火器等等。

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The recommended location (as shown) is to connect the water regulator to the hydrant, and then run the hose to the trailer rig.

建议的安装位置(如图所示)是将水调节阀连接到消防栓上，然后再通过软管连接到拖车上。

youdao

The recommended location (as shown) is to connect the water regulator to the hydrant, and then run the hose to the trailer rig.

建议的安装位置(如图所示)是将水调节阀连接到消防栓上，然后再通过软管连接到拖车上。

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