欧美……一区二区三区,欧美日韩亚洲另类视频,亚洲国产欧美日韩中字,日本一区二区三区dvd视频在线

液壓試驗(yàn)機(jī)的維護(hù)與保養(yǎng):
1、試驗(yàn)機(jī)各部件應(yīng)經(jīng)常擦拭，以防止生銹；
Each member 1, testing machine should be cleaned regularly, to prevent rusting;
2、定期更換液壓油；
2, regular replacement of hydraulic oil;
3、設(shè)備運(yùn)動部位（如楔形塊、絲杠等）應(yīng)經(jīng)常涂抹潤滑劑（如二硫化鉬），以保證運(yùn)動順暢；
3, equipment and moving parts (such as a wedge block, screw etc.)should always apply lubricant (such as MoS2), in order to ensure thesmooth movement;
4、不允許隨意拆卸油源及管路，若出現(xiàn)油液滲漏需換密封件時(shí)，要注意管路清潔，此工作應(yīng)由專業(yè)人員進(jìn)行，以免堵塞伺服閥或劃傷油缸活塞，影響試驗(yàn)機(jī)正常使用。
4, not allowed to disassemble the oil source and pipeline, if need to change the seal oil leakage, should pay attention to cleaning, this work by professional staff, to prevent blockage of servo valve or scratchedcylinder piston, impact testing machine for normal use.
http://www.hssdtest。。ｃｏｍ/