Low voltage operation certificate 低压上岗证
Certificate Forklift operation Certificate 叉车证书
Air Operation Certificate 航空业者经营证
High voltage operation certificate 高压上岗证
Safety operation certificate 安全操作证
vehicle operation certificate 车辆营运证
Electrician operation certificate 电工操作证
Apply for Operation Certificate 申领工商营业执照
Maintenance shall be done by person having elevator operation certificate;
维保操作必须由持有电梯操作证的人来完成；
Facilities Safety Operation Certificate, Such as Lift Operation License, Hygiene Certificate of Kitchen.
设备安全许可证(如电梯使用许可证明，叉车使用许可证明，厨房卫生许可证等)。
To familiar with all the electrical power distribution and lighting systems, with electrical operation certificate.
了解饭店机电系统以及机电系统的运行要求和特性，具有电工操作证。
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