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来源:雅诚德英语网
Most places provide on-the-job training, and some states require that their pest control technicians get formally licensed.
大多数地方会提供在职培训,而有些州则要求他们的害虫防治技术员得到正规的资格证书。
Most places provide on-the-job training, and some states require that their pest control technicians get formally licensed.
大多数地方会提供在职培训,而有些州则要求他们的害虫防治技术员得到正规的资格证书。