The hand knob and the shell employ a screwed joint, which can reach the self-hold request of the device.
手柄与外壳采用螺纹连接,可以满足机构的自锁要求。
Imagine if you called up a business colleague on the phone, and you were put on hold for a few hours while the colleague prepared a response for your request.
想象您在与一个同事打电话,而必须在电话机上等几个小时,直到同事给您的请求准备好响应这种情景。
There is a memory overhead to hold the spot, and in the case of an application server, memory for the thread that's handling the request.
保留排队位置会导致内存开销,对于应用服务器,这会与正在处理请求的线程争用内存。
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