expected service life 中文意思是什麼

expected service life 解釋
預計使用年限（有效使用壽命）
  • expected : 期待,期望
  • service : n 塞維斯〈姓氏〉。n 1 服務；工作；公務；職務；事務；業務；行政部門（人員），服務機構（人員）。2 ...
  • life : n （pl lives）1 生命，性命。2 一生；壽命；【原子能】（亞原子粒子的）生命期；使用期限，耐久性。3 ...
  1. Article 16 after the loss of asset impairment has been recognized, the depreciation or amortization expenses of the impaired asset shall be adjusted accordingly in the future periods so as to amortize the post - adjustment carrying value of the asset systematically ( deducting the expected net salvage value ) within the residual service life of the asset

    第十六條資產減值損失確認后，減值資產的折舊或者攤銷費用應當在未來期間作相應調整，以使該資產在剩餘使用壽命內，系統地分攤調整后的資產賬面價值（扣除預計凈殘值） 。
  2. Corundum is adopted for distributing valve. mirror - surface treatment ensures good air - tightness and anti - friction. with a simple structure, it is easy for maintenance and long service life is thus expected

    分配閥採用鋼玉、經鏡面處理，密封好、耐磨，結構簡單易於維護，使用壽命長。
  3. In the present work, 40cr alloy steel was selected as the backing material, and ptfe composite was acted as a solid lubricant. the self - lubricating bearing was designed by an ansys software, and a solid lubricant embedded 40cr - ptfe bearing was prepared. it was expected to be effectively strengthened leading to long service life

    本研究選擇40cr為背襯與聚四氟乙烯（ ptfe ）復合材料為潤滑劑，利用ansys有限元進行結構設計，制備出40cr - ptfe自潤滑軸承，希望能夠結合鋼的高強度與ptfe的低摩擦，實現重載長壽命的目標。
  4. By improvement on material quality, selection of rational structure, and tight control of quality of manufacture and process indicators in operation, the secondary evaporator - heater has been in operation for three years without any obvious signs of corrosion, and its service life is expected to he more than five years

    通過改進材質、選擇合理的結構、嚴控製作質量和操作工藝指標，二段蒸發加熱器經3年多的運行，未出現明顯的腐蝕現象，預計使用壽命在5年以上。
  5. Firstly, a practical reliability design method of rc structure with expected service life is proposed in this paper

    首先，本文進行了預期使用期鋼筋混凝土結構可靠度實用設計方法的研究。
  6. The resistance attenuation of each element is considered in the design process, and the statistical parameters of the elements are assumed to be the same as the investigated results of china. in the process of the calculating of the element reliability attenuation in expected service life, several load combination and different load ratio of dead load to live load are considered. in order to ensure that structure reliability in expected service life satisfies the requirement of today ’ s code, a method of choosing the initial reliability index of structure basing on the length of expected service life and the structure resistance attenuation is proposed and the corresponding durability reduction factor is chosen by an optimum algorithm

    根據我國現行建築結構可靠度設計原理，考慮耐久性退化影響因素，設計了抗力統計參數與我國調查結果一致的五種代表性鋼筋混凝土構件，考慮多種荷載效應組合以及不同荷載效應比，研究了不同使用期內代表性構件的可靠度變化規律;為保證預期使用期內結構可靠度水平仍可滿足現行規范要求，提出了根據預期使用期和抗力衰減幅度確定結構設計可靠度指標的方法，並通過優化的方法確定了預期使用期內的耐久性折減系數，給出了預期使用期結構可靠度設計的實用設計方法。
  7. To predict the current value of the future cash flow, the enterprise shall take into comprehensive consideration the expected future cash flow, service life, discount rate, and other factors

    預計資產未來現金流量的現值，應當綜合考慮資產的預計未來現金流量、使用壽命和折現率等因素。
  8. These results of testing shows its so long service life as expected. its service life is twice as long as other synthetic fiber ropes

    這些測試結果說明它如此長的使用壽命是意料之中的；比其它合成纖維制繩索的使用壽命長兩倍。
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