采用交接配件的目的是为了提高主干电缆芯线的（），节约主干电缆，所以我们经常采用（）方式。
参考答案：利用率，不等比交接配线
Read and choose. (读句子,选出正确的图片)
( )1.It's an animal. It's the king of the forest. It can jump. It's yellow and black. What is it?
( )2. It's an animal. It has got a long truck and big ears. It's very big. What is it?
( )3. It's an animal. It has a long tail. It's very clever. It can swing in the forest. What is it?
施工企业因降低安全生产条件经责令停止施工后，整改仍达不到要求或拒不停工整改的，颁发管理机关可对其依法实施（ ）的处罚。
A．暂扣或吊销安全生产许可证
B．暂扣安全生产许可证
C．吊销安全生产许可证
