operating costs造句
61. But take-up of data services fell far short of expectations, and 3G's real value proved to be much less exciting: an ability to cut operating costs and provide lots of cheap voice capacity.
62. The new engine features high speed, small size and economical operating costs.
63. For school administrators, it can reduce costs and the operating costs and improve management efficiency.
64. This article introduces a means of NC program about rough cut of helicoid base on helix-milling. The means can improve efficiency of cutting, reduce the cutting abrasion, depress the operating costs.
65. Inland river freight costs are historically high for a tight supply of barges, increased operating costs, and higher demand moving commodities upbound on the major rivers.
66. Mainly for economic considerations, because it greatly reduces the ship's operating costs.
67. Recovery of fine coal is an indespensary link of hydro- mining process. The treatment systems currently used suf- fer from the drawbacks of being complicated, and high in initial and operating costs.
68. In addition to the new speed limit, expected to lower energy use and operating costs, the total railway construction budget for the next five years appears to have been scaled back.
69. Further, the heating device has simple structure, low manufacturing and operating costs, simple and convenient construction operation and the like.
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