丙酸是目前国内十分紧缺的一种产品.Propionic acid is product heavily short of in our country.你的公司是刚成立的,或属于资金紧缺的小型公司时.You are a startup enterprise or small business with limited funds.因为现金紧缺的供应商不再扩大车队,导致库存减少了.There's less inventory be...