水溶性有机助焊剂
water-soluble organic flux
有机保焊剂
organic solderability preservative
CO2气体保护焊机
CO 2 welding machine
CO 2 gas-shielded welding machine
方菱半自动气体保护焊机
Fangling half-auto gas shield welding machine
气保护焊机
gas shielded welding machine
PVDF有机膜
PVDF based organic membranes
包膜有机肥
Coated organic fertilizers
反应堆固有保护
reactor inherent protection
高浓度有机有毒废水
high-concentrated organic and poisoning wastewater
高无机－有机比
high inorganic-organic ratio
环保有机肥
environment-protected organic fertilizer
环保有机热稳定剂
Green organic thermal stabilizer
计算机辅助有机合成
computer-assisted organic synthesis