避雷网(带)接地搭接长度不足、单面施焊产生原因及后果:搭接长度不足或单面施焊使得有效接触(导通)面积减小,导流量减少。()
参考答案:对
在江南地区容易形成的城市形态是
A.团块状
B.条带状
C.组团状
D.放射状
According to some functional linguists, some utterance has no meaning at all if it is out of the context of ______.