变长－变长的编码
variable-to-variable-length code
长期监测
long-term monitoring
long term monitor
long-term ecological monitoring
longtime monitoring
long term monitoring
long-term detection
长期监测系统
long-term monitoring system
长期应变观测
long term strain observation
一年内到期长期应付款
Long term payable due within one year
结构应变监测
structural strain monitoring
应力应变监测系统
monitoring system of stress and strain
钻孔桩应变监测
strain monitoring of a bored pile
变—变长度码
variable-to-variable-length codes
长波长监测
long wavelength detection
长期BOD测试
long-term BOD measurement