High cost, economic efficiency is difficult to achieve the desired results.
成本居高不下，经济效益很难达到预期效果。
The technology is characterized by low construction expense, high efficiency, and high economic benefit.
该技术具有施工费用低、效率高、经济效益好等特点。
However, large scale hardly makes hospital gain expected, reasonable and high economic efficiency.
但是，医院过大的规模却难以实现我们所期望合理化的和过高的经营效率。
However, large scale hardly makes hospital gain expected, reasonable and high economic efficiency.
但是，医院过大的规模却难以实现我们所期望合理化的和过高的经营效率。
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