westbank as for the intangible assets with limited service life the enterprise shall estimate the years of its service life or the amount of the output or any other similar measurement unit which constitutes its service life if it is unable to forecast the period when the intangible asset can bring economic benefits to the enterprise it shall be regarded as an intangible asset with uncertain service life

对于使用寿命有限的无形资产，企业应当估计其使用寿命的年数或者构成其使用寿命的产出金额或者其他类似计量单位，如果无法预测该无形资产能够为企业带来经济效益的时期，则视为使用寿命不确定的无形资产

以上为机器翻译结果，长、整句建议使用 人工翻译 。