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1·If need to extend the leave, the applicant should explain before the expiry date, and apply prolong leave with relevant certifications, or he will get Absent Class treatment.

第十一条膍需延长假期者，在请假期满以前说明理由，持有关证明申请续假，否则按旷课处理。

2·To ensure that the work carried out, the company developed a strict examination system, there is no duty on the leadership or absent from his duty to give serious treatment.

为确保这项工作落到实处，该公司制定了严格的考核制度，对没有值班的领导或擅离职守的，给予严肃处理。

3·Objective To introduce the surgical treatment technique of absent pulmonary valve syndrome (APVS).

目的总结肺动脉瓣缺如综合征的外科治疗经验。

4·Leucocyte may be reduced or absent during chemotherapy treatment of cancer patients.

恶性肿瘤患者经周期性化疗后经常出现白细胞减少或缺失。

5·Rough set method for invalid and absent signal treatment in power station fault diagnosis system;

分析了信号丢失的原因，给出了丢失条纹数的确定方法。