这些问题应在随意的谈话中被提出来，以便使承包商心理放松，在某种程度上消除其疑虑。
These questions should be popped out in casual conversation so that the contractor is relaxed and to some extent disarmed.
适当选择发射周期T和周期数N就可以随意设置梳状滤波器的零传输点，有利于消除某些频率的干扰；
The zero transfer point can be set arbitrarily by appropriately selecting transmitting periodic time T and number N, and it is advantageous to eliminate some interference in some frequency points.
适当选择发射周期T和周期数N就可以随意设置梳状滤波器的零传输点，有利于消除某些频率的干扰；
The zero transfer point can be set arbitrarily by appropriately selecting transmitting periodic time T and number N, and it is advantageous to eliminate some interference in some frequency points.
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