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The initial period USES the pressure injector is the release lever, the spring pressurizes the type injector.
初期用的压力注射器是杠杆、弹簧加压式注射器。
youdao
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The initial period USES the pressure injector is the release lever, the spring pressurizes the type injector.
初期用的压力注射器是杠杆、弹簧加压式注射器。
youdao