Check the bolt and nut and filling press cover, it it become flexible during the transport or store, screw down it.
内腔进行去湿处理并检查各连接部位的螺栓、螺母和填料压盖等是否在运输和存放过程中产生松动，如发现应均匀拧紧。
Riveted: refers to use of press or hydraulic press to riveted nut, riveted screw or rivet nuts and other fasteners column firmly crimping the workpiece on the process.
压铆：指采用冲床或油压机把压铆螺母、压铆螺钉或压铆螺母柱等紧固件牢固地压接在工件上的工艺过程。
Carry on Korean pine nut unsaturated fatty acid extraction experiment by the press way, whose results indicate the yield was much lower than the one done by supercritical CO2 extraction method.
同时用压榨法进行红松种仁不饱和脂肪酸提取的对比实验，结果显示在实验条件下其提取的收率要远低于超临界CO_2萃取法。
Carry on Korean pine nut unsaturated fatty acid extraction experiment by the press way, whose results indicate the yield was much lower than the one done by supercritical CO2 extraction method.
同时用压榨法进行红松种仁不饱和脂肪酸提取的对比实验，结果显示在实验条件下其提取的收率要远低于超临界CO_2萃取法。
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