A general structure concept of a horizontal pipe-valve is also introduced.
并介绍了一种水平管阀的总体结构方案。
Air natural convection around horizontal pipe is a compound heat process of convection and radiation.
空气在横管外自然对流是对流和辐射的复合传热。
Air natural convection around horizontal pipe is a compound heat process of convection and radiation.
空气在横管外自然对流是对流和辐射的复合传热。
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