求翻译：3.3.1 工地试验室应根据相关要求，工地试验室应设置在项目部（监理部）或集中拌和场内，其周边场所、交通通道均应硬化。工地试验室场地的选择应充分考虑安全、环保及施工要求等因素。工地试验室用房若采用活动板房,其结构设计应考虑空间跨度、风雪等极端气候的影响，必要时应进行加固处理，保证其使用周期内安全可靠；试验室周边排水设施应完善、合理。是什么意思？

3.3.1 The laboratory should be based on site requirements, site laboratory should be set in the Program (Supervision) or the concentration of mixing the venue, its surrounding places, traffic channel should be hardened. Site laboratory site selection should take full account of safety, environmental

3.3.1 in accordance with the relevant requirements for laboratory site, the site should be set at the project Department laboratories (the supervision department) or focus on mixing and the traffic lanes, and its surrounding areas, should be hardened. Site selection of venues should be fully taken i

3.3.1 work site test chambers should act according to the correlation request, the work site test chamber should establish in the project department (comptroller department) or in the centralized mixing plant, its peripheral place, the transportation channel should harden.The work site test chamber

3.3.1 site test room should be in accordance with the relevant requirements, test room should be set in the project site (Supervision Department) or concentrate mixing venue, its surrounding places, the transport channel should be hardened. Field laboratory site selection should fully take into acco

3.3.1 The laboratory should be based on site requirements, site laboratory should be set in the Program (Supervision) or the concentration of mixing the venue, its surrounding places, traffic channel should be hardened. Site laboratory site selection should take full account of safety, environmental