2. Assist Maintenance Manager to make maintenance plan. Э��ά�����ƶ�ά�ƻ���
3. Instead maintenance will be possible only in good weather. �������õ�������ά����Ϊ���ܡ�
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n.
1. activity involved in maintaining something in good working order
2. means of maintenance of a family or group
3. court-ordered support paid by one spouse to another after they are separated
4. the act of sustaining life by food or providing a means of subsistence
5. the unauthorized interference in a legal action by a person having no interest in it (as by helping