The digesters may be heated with direct or indirect steam and, in some cases, an outside liquor circulating system is used.
蒸煮锅可以采用直接加热或间接加热方式，有时也使用外部液体循环系统加热。
The hot helium comes out here and goes either to a direct cycle, a direct Brayton cycle or an indirect cycle which can be also used to make steam.
热的氦气从这出来，进入，直接循环，直接的Brayton循环，或者一个间接的，循环，那也是用来制造蒸汽的。
Traditional natural gas steam reforming for synthesis gas takes about 60 % of the total cost in natural gas indirect conversion utilization.
传统的天然气蒸汽重整制合成气在天然气间接转化利用过程中约占总费用的60%左右。
The indirect combined cycle, which consists of a steam cycle and a nitrogen gas turbine cycle with a pre-cooler, could be the first choice.
由蒸汽循环和带有预冷器的氮气透平循环构成的间接联合循环可以作为首选方案。
Combined with methanol's indirect use in power system, methanol and dimethyl-ether steam reforming use gas turbine exhaust gas to constitute the chemically recuperative gas turbine cycle.
结合甲醇在动力系统中间接应用方式的考虑，分析了甲醇和二甲醚利用燃气轮机排热蒸汽重整进行燃料改良组成化学回热燃气轮机循环的可行性；
Drying sewage sludge by indirect heating by extraction steam from turbine is the best technology for power generation by sludge incineration because the total cost of sludge disposal is the lowest.
采用汽轮机抽汽间接加热方法干化污泥，污泥处理的直接成本最低，是最佳的污泥焚烧发电技术。
The advantages of forced circulation and indirect heating are lowered steam costs through return of condensate to boilers, lower liquor volumes, and greater uniformity of cooking.
强制循环和直接加热的方式的优点是通过回用冷水使耗汽量，耗水量降低、并使蒸煮更加均匀。
The advantages of forced circulation and indirect heating are lowered steam costs through return of condensate to boilers, lower liquor volumes, and greater uniformity of cooking.
强制循环和直接加热的方式的优点是通过回用冷水使耗汽量，耗水量降低、并使蒸煮更加均匀。
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