海绵密度测定仪是领先的固体密度测量仪器。
The sponge density measuring instrument is a solid density measuring instrument leading.
海绵密度测定仪主要用于各种海绵原料及海绵制品的密度测量，操作简单，精确度好。
The sponge density measuring instrument is mainly used for measuring the density of various sponge, sponge products raw materials and has the advantages of simple operation, good accuracy.
骨密度测定应用双能X射线骨密度测量仪，测量l2 ~ 4和股骨上端的骨密度。
Bone mineral density (BMD) of L2-4 and upper end of femur was assayed with X-Ray absorptiometry.
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