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壓射系統設計無浮動(dong)活塞結構，內置單向閥控制(zhi)，建壓時間(jian)短，壓射穩定性(xing)好。
The injuection system is designed with no Boating piston structure,built-in one-way valve control.shorten the pressure build-up time and ensure the good stability.
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