cross-training and backup of staff
Cross-training and backup of staff 工作人员的交叉培训和 后备 The Committee decided that in addition to its Chairperson, two members of the Bureau, namely Ms.
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cross-training and backup of staff
员工的交叉培训和支持
以上为机器翻译结果，长、整句建议使用 人工翻译 。