air-flow knob 通风器
flow control knob 流量控制按钮
implement flow control knob 机具流量操纵把手
flow control adjuster knob 流量控制调节器按钮
post-flow time regulating knob 邮政流动时间调节旋钮
pre-flow time regulating knob 预流时间调节旋钮
Damper: both gas flow regulating button and wind board are high grade PP material, connected with 304 stainless steel bar, manually adjust the outside valve knob, control air flow.
气流调节阀：气流调节扭与挡风板均为高密度PP材质，用304不锈钢方棒连接，手动调节外部阀门旋钮，控制气流量。
If flow rate is in excess of that specified, turn indicator knob towards closed position, noting pressure drop and valve setting and determining new flow rates from flow rate chart.
如果流量超过规定，将指示器旋钮旋转到关闭位置，注意压降和阀门设置，并从流量表中确定新的流量。
应用推荐