All probe types should be shielded from ambient light by installation in a closed vessel , or by shielding the probe with a dark housing.

 
  • 任何型號的探測器都應當裝在一個(gè)密閉的容器內以阻擋周?chē)墓?,或在一個(gè)黑暗的房中防護探測器。
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