蒸汽供暖一次性投入较小，但使用维护费用较大；
The initial costs of a steam heating system are relatively low, but the maintenance costs are high.
无耗材，无需维护，治疗成本几乎为零，一次性投入终生收益。
No supplies, no maintenance, cost of treatment is almost zero, a one-time investment in a lifetime income.
一次性投入建成冷库，使用寿命可达30年，经济效益十分显著。
One-time investment cold storage, service life can be built up to 30 years, and the economic benefit is remarkable.
改善项目的财务指标：BOM成本，模具成本，制造以及一次性投入成本。
Improve Project Financial Performance on BOM, Tooling cost, productivity, NRE and MFG cost.
西南航空表示，除去一次性投入的成本，这笔交易将会在完成收购的第一年增加备考盈利。
Southwest said excluding the impact of one-time costs, the acquisition is expected to add to its pro-forma earnings per share in the first year after the closing of the deal.
比较了直流传动和变频传动在纸机上应用的各自特点，对今后我国高速纸机传动方案的选择提出了看法，并就其一次性投入和费用等做了讨论。
The characteristic of DC drive for paper machine is compared with AC drive and how to select the drive scheme for high speed paper machine and the capital investment are discussed.
这可能会使他们一次性消耗数千万美元，但是随着时间的流逝，对于整个成本的节省使得初始的投入不值一提。
It will bring each of them one-off costs in the tens of millions, but the savings over time will dwarf the initial outlay.
氧气疗法是治疗集束性头痛的最佳方法之(通过面罩，一次性呼吸纯氧20分钟或更长)，并且直到现在依然投入使用。
Oxygen therapy (breathing pure oxygen through a mask for 20 minutes or more) is one of the best treatments for cluster headache and is available on prescription.
幸运的是，这个繁重的，初始投入大多是一次性的处理。
Fortunately, this heavy, initial investment is mostly a one-shot deal.
幸运的是，这个繁重的，初始投入大多是一次性的处理。
Fortunately, this heavy, initial investment is mostly a one-shot deal.
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