�heW(wng)ɽپľĽξW(wng)(ǾW(wng))ƳɵľW(wng)eW(wng)ɸ߿gߏ(qing)ȡչԵĵ̼䓽z߰PVC䓽zʹÙC(j)еʹԓW(wng)ɵͽY(ji)(gu)ʯ\
eW(wng)(yu)c
(1)(jng)(j)ֻ茢ʯ^b\ӷڼ
(2)ʩ㣬⼼g(sh)
(3)к(qing)ĵȻƉļgͿӚӰ푵
(4)Գܴ׃Բ̮
(5)\ʯ^p϶gֲa(chn)c܇Ȼh(hun)ڞһw
(6)õĝBɷֹwoɵēp
(7)(ji)s\ݔM�ɌۯB\ݔڹb䡣
eW(wng) ;
(1)ƺ(do)ˮ (2)йκ͌(do)
(3)ro(h)
(4)ֹˮˮʧ
(5)o(h)
(6) Y(ji)(gu)
(7)I
(8) ۿڹ
(9)
(10)·o(h)