RL

rla

[医][=radiographic lung area]肺部放射照相，放射照相的肺区

rlb

abbr. reliability 可靠性

RLC

一维行程编码

rld

abbr. radar laydown delivery 雷达搁浅发送; relocation list dictionary 重新安排字典目录; rolled 碾压的; 轧制的

rle

abbr. relative luminous efficiency 相对发光功率; right lower extremity 右下肢

RLF

[医] 晶状体后纤维组织形成

rlg

[医](research library group)研究图书馆组织

rli

abbr. Realtors Land Institute 房地产学会; radiation level indicator 辐射能级指示器; response length indicator 响应长度指示器; Rhodes-Livingstone Institute 罗德斯-利文斯顿学会

rll

abbr. right lower limb 右下肢; right lower lobe (lung) 右肺叶下垂

RLL enoding

[计] 有限行程编码

RLLC

[计] 游程长度受限码

rln

[医][=recurrent laryngeal nerve]喉返神经

rlogin

[计] 远程登录程序

rlpa

abbr. rotating log periodic antenna 旋转对数周期天线

rls

[医][=person who stammers having difficulty in enuncating r,l and s]发r、l、s音口吃及困难者

RLS person

[医] 口吃者(因这三个字的发音容易错误)

rlsp

abbr. ruby laser single pulse 红宝石激光单脉冲

rlt

abbr. recombinant lymphotoxin 重组淋巴毒素

rlta

abbr. reenlistment leave travel allowance 再服役休假旅行津贴（美军）