→ CODDDD: 管壁厚度還是鑄鐵 111.83.135.119 06/11 18:14
→ mimi1020b: GTA 是好掩護 1.171.217.157 06/11 18:14
→ tewcom200: 要頂住水壓? 220.138.126.55 06/11 18:14
→ CODDDD: 如果不是,水柱早就噴飛了 111.83.135.119 06/11 18:14
→ lucifiel1618: 你說的是人孔蓋吧 61.227.138.174 06/11 18:15
推 ghgn: 消防栓要能扛高水壓 用料都蠻厚實的吧 42.79.177.83 06/11 18:15
推 YJM1106: 厚度足夠 然後是雙層的構造 27.53.153.218 06/11 18:15
→ jerrylin: 手槍的穿甲能力本來就很低吧 111.252.69.86 06/11 18:16
→ YJM1106: 彈頭變形、路徑偏移後都被第二層擋住 27.53.153.218 06/11 18:17
推 s81048112: 厚度+硬吧 27.247.158.45 06/11 18:24
推 hsiehhsing: 鑄鐵的 而且裡面有水更....175.180.103.187 06/11 18:24
→ zephyr105: 圓柱體會折射掉動能 223.136.249.54 06/11 18:25
推 YESGOTO: 鑄鐵本來就很硬又是鐵-空-鐵的副層結構125.229.140.111 06/11 18:25
推 tonyycool: 因為他是消防栓223.139.107.113 06/11 18:36