Dual scales display flow rates in both metric and English units; long scales
facilitate high-resolution readings; and optional scales can be developed for diverse flow conditions, facilitating OEM applications.
Practicing only long scales
in octaves is all well and good, but as far as its use in overall horn technique, it's like having only 100-foot boards to build a house.
2] connate or short-stalked with R3+4, 3) flagellum of the antenna uniquely specialized with long scales
along posterior margin, except in the apical part, sometimes appressed or short rough scales on anterior margin, 4) labial palpus with third segment very slender, longer than second segment, and 5) male genitalia with variable shaped valva and elongated juxta.
Also, on long scales
, accuracy is greatest towards the middle of the range.