The ships' operationally discharging the oil pollution have many artificial factors in its forming process, compared to the accidentally discharging, there are many links which could be controlled.
船舶操作性排放油污形成过程中具有许多人为因素，与事故性排放油污比较，有很多可以控制的环节。
2
Results After the follow-up of 6-15 months, degree of ocular appearance was 91.89%. No intraorbital infection, artificial eye mount discharging or replacement occurred.
结果术后随访6~15月，眼部外观满意度91.89%，未发现眶内感染、义眼台排出或移位等现象。
3
Objective to study the effect of family visit to patients undergoing artificial total hip arthroplasty after discharging hospital.