可調(diào)節(jié)流閥adjustable restrictive valve

　　單向節(jié)流閥one-way restrictive valve

　　調(diào)速閥speed regulator valve

　　分流閥flow divider valve

　　集流閥flow-combining valve

　　截止閥shut-off valve

　　球閥global(ball) valve

　　針閥needle valve

　　閘閥gate valve

　　膜片閥diaphragm valve

　　蝶閥butterfly valve

　　噪聲等級(jí)noise level

　　放大器amplifier

　　模擬放大器analogue amplifier

　　數(shù)字放大器digital amplifier

　　傳感器sensor

　　閾值threshold

　　伺服閥servo-valve

　　四通閥four-way valve

　　噴嘴擋板nozzle flapper

　　液壓放大器hydraulic amplifier

　　顫振dither

　　閥極性valve polarity

　　流量增益flow gain

　　對(duì)稱度symmetry

　　流量極限flow limit

　　零位內(nèi)泄漏null(quiescent) leakage

　　遮蓋lap

　　零遮蓋zero lap

　　正遮蓋over lap

　　負(fù)遮蓋under lap

　　開口opening

　　零偏null bias

　　零漂null drift

　　閥壓降valve pressure drop

　　分辨率resolution

　　頻率響應(yīng)frequency response

　　幅值比amplitude ratio

　　相位移phase lag

　　傳遞函數(shù)transfer function

　　管路flow line

　　硬管rigid tube

　　軟管flexible hose

　　工作管路working line

　　回油管路return line

　　補(bǔ)液管路replenishing line