?�??????��??�?�???�??�?????�??????�??????�??�?��????��?�??????�??�???�?????�??????�????????�?��??�??�?3?�?????????��??�?????�?�??30-40???�??:

�?????�??�????��?????�?��????��?????�?�??�?????丩??????中�?????�??�??鹏???�?�?�??��????????????�?�????�??��

�?????�????�??��?�??�??���?��??�??????��???????�??????�?�?�?????????��?�?�???�丩??????中鹏???�?�?�??��????????????�?�

1??? �??�??�?????���?�??�?�??�???��???�?????????????????�?�????�???�???��??�?�??20�?��???????�???�???�???�??���?�???�???????�?�?��???�????�??���??????��?��????�??��??�??��?�?????�??��?两??????

2 ???�??�???�?????�???�?�???�?????�??????????????��??�??�???????�???���?��??�??�??20�?�???�???????�???�?????�??????�?��??�??21�?�???????�???? �?�?��???�????�??���??????��?��????�??��??�???�?�?????�??��?两??????

3 ??��??�??�??????????�?��??�???�????�???��????????�??���???�?�?????????????�??��?�?????�?�????�??�??21�?�???�???????�???�??? ???�??�?????�???????�?????�??�??21�?�????????��???��?�?�??�?????中???�??�?��??�?�?????�???���?????�?????�??�?�?????? ??��?????????���?�???�?��??�?�?????中�?�??????�?��??????�?�?�??????�????�???????��??�????�??�?�????�?????????�?�???��???���??�?��??�??�???????�??????�????

?????�???�?�???�?�????���???????�?�???�??????�???�???��???�???�??????????�?��??????�????�????��?�?????????��?�- �?��??�??�?????�???��??148?�???????中�?�- �?��??30?�?????�???��??148?�???????中丩�?�-�?��??50?�?????�???��??148?�????�??�????�??�?�-�?��??100?�??????�?�???�148?�????�??�??????��??中?���???????�?�?�???�???�???