| 摘要 |
<p>The iron comprises a tubular pane fixed to a heating element communicating with an evacuation tube which leads to a reservoir for storing the solders. An aspiration tube runs from the reservoir to a source of aspiration via a valve which is normally kept in the closed position by means of a spring. It may be opened by means of a trigger held on the handle which can be pressed by the operator to suck a solder into the reservoir.</p> |
