| 1. | Hydraulic fluid power - cylinder rod and piston seals for reciprocating applications - dimensions and tolerances of housings 动密封沟槽型式尺寸和公差 |
| 2. | Hydraulic fluid power - cylinder rod and piston seals for reciprocating applications of bearing rings - dimensions and tolerances 液压缸活塞和活塞杆动密封装置用支承环尺寸系列和公差 |
| 3. | Hydraulic fluid power - cylinder rod and piston seals for reciprocating applications of co - axial seals - dimensions and tolerances 液压缸活塞和活塞杆动密封装置用同轴密封件尺寸系列和公差 |
| 4. | Hydraulic fluid power - cylinder rod and piston seals for reciprocating applications of bearing rings - dimansions and tolerances of housings 液压缸活塞和活塞杆动密封装置用支承环安装沟槽尺寸系列和公差 |
| 5. | Hydraulic fluid power - cylinder rod and piston seals for reciprocating applications of co - axial seals - dimensions and tolerances of housings 液压缸活塞和活塞杆动密封装置用同轴密封件安装沟槽尺寸系列和公差 |
| 6. | The high seam drill 2000 is stainless steel construction and the cylinder rods of the 1st inner legs of the stinger and drill leg are stainless steel 此厚煤层钻2000为不锈钢结构,且刺和钻支架的一级内支架所属的活塞杆也是不锈钢的。 |
| 7. | The high seam drill 2000 is stainless steel construction and the cylinder rods of the 1st inner legs of the stinger and drill leg are stainless steel 这种厚煤层钻孔机2000是不锈钢结构,钻头第一内部腿架的活塞杆和钻孔机支架都是不锈钢的 |
| 8. | The high seam drill 2000 is stainless steel construction and the cylinder rods of the 1st inner legs of the stinger and drill leg are stainless steel 这种厚煤层钻2000为不锈钢结构,而且属于刺和钻的一级内部支柱的圆柱形架杆也是不锈钢的。 |