نمایش نتیجه 1 تا 2 از 2 نتیجه یافت شده برای upper tier:
n: see upper tier.
n: a category of oil production for purposes of price control. Upper tier refers to oil that comes from reservoirs that began producing subsequent to 1972. It also refers to oil produced from wells having a production rate of 10 barrels (1,590 litres) per day or less for a continuous period of 12 months. Also called stripper oil.
© ۱۳۹۲-۱۳۹۷ این اثر شامل قانون حمایت از مولفین بوده و هرگونه کپی برداری از آن ممنوع است.
