提供检查溶剂消耗、干燥期间溶剂回收效率以及所引用机器周围大气中溶剂浓度的合适方法。这些机器的工业使用安全要求不包括在内。

Provides suitable methods of checking the solvent consumption, the efficiency of solvent recovery during drying, and the solvent concentrations in the atmosphere surrounding the cited machines. Safety requirements concerning the industrial use of these machines are not included.