介绍 Introduction
-适用于隧道，管道或其他空间狭窄、环境被污染等场所进行长时间间距且复杂的工作。
-由不锈钢小推车、碳纤维气瓶、供气管、减压阀、供气阀和安全面罩组成。
-Trolley breathing apparatus is especially used in tunnel,pipe or other limited space,and other contaminated environment for a long time difficult and complicated work.
-Composed of stainless steel trolley,carbon fiber cylinder,supply tube,reducer,supply valve and full face mask,etc.

特点：
-可同时供两人使用，确保长时间工作。
-可及时更换气源，不影响工作，有效节省时间。
-不锈钢材质的推车，增强耐腐蚀性。
-带脚刹车装置，可静止在30°的倾斜地面。
-高压软管之间采用软性链接，避免意外，有效防止因不慎碰撞或摩擦对接头造成损坏。
-大流量输出的减压阀，确保冲去的呼吸流量。

Feature.
-Can be used by two people simultaneously ensuring long working hours.
-The cylinder can be replaced timely,to save time effectively without affecting the work.
-The stainless steel trolley has good anti-corrosion property.
-With foot-brake can be stationary at 30 degree inclined ground.
-Adopting flexible connection between the high-pressure tubes,to avoid accident and effectively prevent the damage of joints caused by collision or friction.
-The reducer valve with large-flow output can ensure sufficient respiratory flow.