| PLB | Pipeline Burst Cache | 脉冲突发式缓存 |
| PLB | Plattsburgh, NY, USA (Airport Code) | 美国纽约州普拉茨堡(机场代码) |
| PLB | phospholipase b | 磷脂酶b |
| PLB | Petz Love Babyz | Petz爱Babyz |
| PLB | Peace, Light, And Bliss | 和平、光明和幸福 |
| PLB | Payload Loop Back | 有效负载环回 |
| PLB | Plattsburgh, New York USA | 美国纽约州普拉茨堡 |
| PLB | Library (FoxPro - P-CAD) | 库(FoxPro-P-CAD) |
| PLB | Present Law Base | 现行法律基础 |
| PLB | Programmable Logic Block (basic blocks of a field programmable gate array) | 可编程逻辑块(现场可编程门阵列的基本块) |
| PLB | Private Label Branch | 专用标签分支 |
| PLB | Phospholamban (cardiac calcium regulation) | 磷脂(心脏钙调节) |
| PLB | Polabian (linguistics) | Polabian(语言学) |
| PLB | Pipe Lay Barge | 管道铺设驳船 |
| PLB | Planning and Landing Bureau (Hong Kong) | 规划登陆局(中国香港) |
| PLB | Passenger Loading Bridge (airport) | 旅客装卸桥(机场) |
| PLB | Productivity Linked Bonus | 生产力挂钩奖金 |
| PLB | American Italian Pasta Company | 美国意大利面食公司 |
| PLB | Pursed Lip Breathing | 紧咬嘴唇呼吸 |
| PLB | Primary Lymphoma of Bone | 骨原发性淋巴瘤 |
| PLB | Pulse Length Limiting & Blanking | 脉冲长度限制及裁 |
| PLB | Power Line Broadband (FCC) | 电力线宽带(FCC) |
| PLB | Parti Louvri BaryÉ (French: Open the Gate Party, Haiti) | Parti Louvri BaryÉ (French: Open the Gate Party, Haiti) |
| PLB | Personal Locator Beacon (see SARBE) | 个人定位信标(见SARBE) |
| PLB | Planning and Lands Bureau (Hong Kong) | 规划地政局(中国香港) |
| PLB | Payload Bay | 有效载荷间隔 |
| PLB | Processor Local Bus (high-performance, on-chip bus) | 处理器本地总线(高性能、片上总线) |