Precautious use can protect the engine in time from mechanical damage due to reduction of wear and tear and improvement in lubrication.
预防性使用能及时保护发动机，这是由于磨损降低和润滑性改善，以减少机械损伤。
2
A correlation might be seen in the postoperative X-rays between the fracture reduction or implant position and implant related mechanical complications (cutting out).
从术后X片可以看出骨折复位或者植入物位置和相关的机械并发症(切出)具有相关性。
3
The results showed that the if steel has better deep drawability, higher mechanical and texture strength and elongation if the hot rolling temperature was low with big reduction in ferrite region.