The utility model relates to a lamp holder in particular to a high-pressuredischarge lamp and comprises a case body and an end cover;
本实用新型涉及一种用于灯，尤其是一种用于高压放电灯的灯座。
2
When the mesh surface rotation teeth to shell vent, under highpressure gas mixture in the oil and gas discharge.
当齿沟啮合面旋转至壳体排气口时，较高压力的油气混合气体排出机体。
3
The active systems consist of several pumping systems of varying dischargepressure and flow rates, e. g., high head injection system, low head injection system.