求翻译：另一方面，组织培养的物理环境(温度、湿度等)和培养液的气体交换，即氧气的供给和二氧化碳的排除，依赖二氧化碳孵箱，借助通气孔以开放的方式实现气体交换，其交换效率低下，并不能按需要实施调控。是什么意思？

The other hand, the tissue culture of the physical environment (temperature, humidity) and the gas exchange of culture, that is, the supply of oxygen and carbon dioxide removal, dependent on carbon dioxide hatched box, with ventilation holes to open way to achieve gas exchange, exchanging inefficient, and cannot be required to implement the regulation.