Gansu alpine fine wool sheep that used for both mutton and wool
high quality fine wool strain of Gansu Alpine Fine Wool Sheep
Qinghai highland semifine-wool sheep with dual-purpose type of wool and meat
Qinghai meat and wool using fine-wool sheep
Qinghai semifine wool sheep with Dual-purpose type of wool and meat
alkali olivine basalt
碱性橄榄石玄武岩
碱性橄榄玄武岩
直接数字合成器(DDS)
直接数字合成器
直接数字合成
直接数字频率合成(DDS)
直接数字频率合成器
alkali olivine basalt magma
alkaline olivine basalt