B/L与L/C分别是什么意思

B/L abbr.1.=bill of lading 提货单 b/l abbr.1.=basic letter 基本字母 2.=bill of lading 提(货)单 3.=blue line (冰球场的)蓝线 4.=blueprint L/C abbr.1.=letter of credit 【商】信用状(证)