贝他计数配制试样
sample preparation for beta counting
毕业生分配制度
assignment of graduates
assignment system for graduates
标准溶液配制
standard solution preparation
沉积法配制试样
sample preparation by sedimentation
传感器基底控制配接器
sensor based control adapter
SBCA
搭配制粉
flour milling of blended wheat
低浓度BTEX标准溶液配制
compound method for low concentration BTEX standar
地磁匹配制导
geomagnetism matching guidance
地形等高线匹配制导
terrain contour matching guidance
地形匹配制导
terrain contour matching guidance
垫层料配制
preparation of cushion layer material