The effects of the plate spacing, approach velocity and the primary air temperature on evaporative cooler was predicted theoretically.
通过计算表明，换热器通道间距、空气的迎面风速，以及一次风的干球温度的变化对换热器效率有很大的影响；
If the cutting ring and eye wear plate is not serious, cutting ring and the eye plate spacing <0.1mm, and no more than 1mm between them in a trench scratches, water law can be used directly.
若切割环和眼睛板磨损不严重，切割环和眼睛板间距＜0.1mm，且它们之间无超过1mm的沟槽划痕，可用直接打水法。
Methods and apparatus having a gradient spacing created between a substrate support assembly and a gas distribution plate for depositing a silicon film for solar cell applications are provided.
本发明提供具有界定在基板支撑组件与气体分配板之间的梯度间隔，且用于沉积供太阳能电池应用的硅薄膜的设备及方法。
The invention relates to a light information storage media, which comprising a first basal plate, an optical shade layer, a spacing layer and a recording layer.
本发明是有关于一种光资讯储存媒体，包括一第一基板、一光学遮罩层、一间隔层以及一记录层。
The invention discloses an electroacoustic transducer which comprises a stationary electric vibrating diaphragm, an opening plate and a plurality of spacing structures.
本发明公开一种电声换能器，电声换能器包括一驻电振膜、一开孔板以及多个间隔结构。
The work principle of underwater cutter of plastic drainage plate, selection of electrical machinery and saw blade, as well as the spacing device of drainage plate, etc. are introduced.
介绍塑料排水板水下切割机的工作原理、电机选用、锯片选用；排水板的限位装置等。
At a given electric field intensity when the wire-wire spacing is 0.6-1 times that of the wire-plate, the utilization of pulsed energy by the reactor will reach a maximum value.
在电场长度一定下，线线间距为线板间距的0.6 ~1倍时，反应器对脉冲能量的利用达到最大。
The utility model comprises a book supporting plate, a book seat and a spacing stand connected with the lower end of the book supporting plate.
该阅读书写架包括书靠板、书座以及与书靠板下端相接的限位台。
The book supporting plate, or learning tools such as books, pens, etc. can be placed on the flat box of the spacing table simultaneously.
同时限位台扁盒既可安放书靠板，也可安放书笔等学习用具。
The book supporting plate, or learning tools such as books, pens, etc. can be placed on the flat box of the spacing table simultaneously.
同时限位台扁盒既可安放书靠板，也可安放书笔等学习用具。
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