With proper venting, the injection speed could be increased to achieve good fill and pack conditions, without having to raise the barrel and nozzle heats, improperly.
有了适当的排气，射速可以提高，充填和保压可达良好状态，不须过度增加料管和喷嘴的温度。
Provide Marine Engine Parts, such as Plunger & Barrel, Nozzle, Delivery Valve, Bearing, Sealing Bush, Exhaust Valve, Inlet Valve, Valve Seat, etc.
提供各式船用柴油引擎零件，如柱塞、喷油嘴、输油阀、轴承、轴封、出气阀、进气阀等零件。
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