大多数控制系统属于“闭环式”范畴。
Most control system fall in the "closed-loop" classification .
绝大多数控制论的研究停留在本书述及的水平：不切实际地拼织一幅宏大的画卷。
Most of the work in cybernetics was at the level of the book you are now reading: armchair attempts to weave a coherent big picture together.
就像其他大多数控制面临的状况，这里有一个平衡点，实践是验证真理的唯一标准。
Like many other control situations, there is a trade off and the only way to really tweak it is to experiment.
您可以将大多数控制结构的输出发送给另一个UNIX命令——毕竟，Shell将该控制结构视为一个命令。
You can send the output of most control structures to another UNIX command — after all, the shell treats the control structure as a command.
输入及输出通道均有一定的信号调理能力和自驱动能力，在多数控制场合下，可直接实现服务到端子。
The all I/O channels have an ability of adjusting signals and driving itself on certain level. The channels can be connected with the equipment directly in most control occasions.
目前，大多数控制系统采用PID控制，由于没有得到及时维护，许多控制系统在性能上存在一定的缺陷。
Nowadays, although PID control is applied widely, due to not maintaining in time, most control system performance is deteriorated.
默克尔手头有个棘手的法律局面，因为她必须确保任何法律草案不会受到联邦上院批准的影响，她今年早些时候在那里失去了多数控制。
Merkel has a tricky legal scenario on her hands, as she needs to ensure any draft law would not be subject to approval in the Bundesrat upper house, where she lost her majority earlier this year.
默克尔手头有个棘手的法律局面，因为她必须确保任何法律草案不会受到联邦上院批准的影响，她今年早些时候在那里失去了多数控制。
Merkel has a tricky legal scenario on her hands, as she needs to ensure any draft law would not be subject to approval in the Bundesrat upper house, where she lost her majority earlier this year.
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