Mobile
发表于 2025-3-28 17:12:49
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规章
发表于 2025-3-28 22:50:25
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等待
发表于 2025-3-28 23:20:22
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运动吧
发表于 2025-3-29 04:18:35
Fluid Metering,g, production and distribution of liquids, vapours and gases. The measurement and control of flow in the process industries is therefore of paramount importance and a typical process plant will most likely have approximately 60% of the total measurement and control loops associated with flow applications.
slow-wave-sleep
发表于 2025-3-29 08:38:42
Electric Heating,n can often fully justify this usage despite electricity being more expensive than any of the natural or manufactured fuels so far as the cost per unit of gross heat is concerned. This is even more true when the high efficiency with which this gross heat can be turned into usable heat is taken into account.
暗指
发表于 2025-3-29 14:29:45
Stored Electricity,of mains-independent contraptions of all types ranging in size from hearing aids to electrically propelled vehicles. This demand has led to the emergence of the electric battery as a reliable source of stored electricity.
Euphonious
发表于 2025-3-29 19:08:47
Heat Control,h of them. Fig. 1(A) represents a process in which a source of heat (steam) is used to heat the process fluid flowing through the heat exchanger vessel. Fig. 1(B) shows this process in diagrammatic form.
笨拙的你
发表于 2025-3-29 20:54:49
Macmillan Engineering Craft Serieshttp://image.papertrans.cn/i/image/464028.jpg
表被动
发表于 2025-3-30 03:48:55
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积极词汇
发表于 2025-3-30 07:56:09
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