| 摘要 |
<p>The pistol consists of a front part provided with a spray nozzle and spray holes leading to spray needles of a front part with regulating screws and communicating hole. A rear part has threaded holes, regulating screws formed by a cylindrical spring and a hollow cylindrical head with through-holes; a bridging element which carries a wash valve, a pulsator element with side portions and upper U-shaped portion, and a pin for connecting with a bridging element.</p> |
