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The main parameters for a fan
The main parameters, characteristic to a fan, are four in number Capacity (V) Pressure (p) Efficiency (η) Speed of rotation (Rpm) Capacity The capacity is the quantity of fluid moved by the fan, in volume, within a unit of time, and it is usually expressed in m3/h, m3/min., m3/sec. Pressure The total pressure... 查看详情
14
5月
What documents we will provide you after delivery of the products ?
The following documents will send to you by DHL : Commercial invoice———-original 2 sets Packing List——————-original 2 sets FORM E———————–original 1 set and 1 copy set Bill of Lading —————–original 1 set and 3 copy set 查看详情
19
4月
(English) Do you know the importance of medical equipment refrigeration?
对不起,此内容只适用于美式英文。 查看详情