The shaft also shall have a directional indicator on top to indicate disc position when the handle is removed.
阀杆也应该在顶部配置方向指示器，用于当手柄拆卸下来时指示阀瓣的位置。
Introduce two examples that when the flicker system using AD11 three-state energy-conversation indicator lamp indicates abnormally, how to search for and handle faults.
介绍两起采用AD11三态节能指示灯，在出现灯光指示异常后，故障的查找及处理。
However, how to run both the initialization and the display of busy indicator simultaneously? It seems that I need different threads to handle this issue.
然而，如何运行这两个指标同时显示的初始化和忙吗？看来我需要不同的线程来处理这个问题。
Install indicator into the center of handle.
将指器装入把手中心。
Install indicator into the center of handle.
将指器装入把手中心。
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