损失比率
loss ratio
损益比率
income sheet ratio; profit and loss ratio
糖氮比率
D-N ratio; G-N ratio
统计系数于标准误差比率
t function
统计系数与标准误差比率
t ratio
投入比率
output-input ratio
推销及管理对销售净额的比率
ratio of selling and administrative expenses to net sales
外界标准比率
external standard ratio
碳
carbon
carbon
C; carbon; carboneum
碳13
C13
碳-13磁共振
carbon-13 magnetic resonance (13CMR)
碳-13核磁共振
carbon-13 magnetic resonance (13CMR)
碳14
carbon-14
C14
碳八芳烃分离
separation of C-8 aromatics
碳八芳烃异构化
isomerization of C-8 aromatics
碳板
carbon plate
碳板架
carbon plate shelf
碳棒
kryptol
碳棒微音器
carbon rod microphone
碳变阻器
carbon rheostat