查询词典 aspect ratio

Cash flow from operations：经营现金流

73. 销售利润率Profit to sales ratio 1 2 3 4 5 | 74. 经营现金流Cash flow from operations 1 2 3 4 5 | 75. 投资回报率Return on investment 1 2 3 4 5

rating flume：计量槽

rated load 额定载荷 | rating flume 计量槽 | ratio 比

flyback pulse：回描脉冲,扫描逆程脉冲

flyback power supply 回描电源,行逆程高压电源 | flyback pulse 回描脉冲,扫描逆程脉冲 | flyback ratio 回描率,回扫率

Flyweight：提前器飞锤

海拔控制器 altitude control | 提前器飞锤 flyweight | 喷孔长径比 ratio of nozzle hole length nozzle diameter

focal plane：焦面

focal length ratio 焦距比 | focal plane 焦面 | focus of earthquake 震源

focal radius：焦点半径

focal proliferation 局灶性增殖 | focal radius 焦点半径 | focal ratio 焦比

nominal focal surface：名义焦面

nominal focal ratio 标称焦距比 | nominal focal surface 名义焦面 | nominal fracture strain 标称破裂应变

clearance between focal point and (plate) surface：离焦量

焦斑直径focussed diameter of the beam | 离焦量clearance between focal point and (plate) surface | 焊缝深宽比weld seam depth-to-width ratio

focusing screen：对焦屏

一架理想的天文摄影用的单镜反光机,其对焦屏(Focusing screen)最好能够更换. 普通单镜反光机所配备的微梭镜(Micro-prism)或裂像(Split-image)对焦屏在放大摄影一般运用的有效光圈范围(Effective focal ratio,通常由直接焦点的 / 6左右至高倍放大时的 / 100以上),

folium：叶

叶类中药的概念 叶(Folium)类中药是以植物叶入药的药材总称,多数为成熟的叶,少数是嫩叶. 叶类中药绝大多数采自双子叶植物的叶. 药用部位包括单叶、复叶的小叶片、带叶的枝梢、叶柄等(1)栅表细胞比:栅表细胞比(palisade ratio)是指叶片的1个表皮细胞下方平均栅栏细胞数.

apoplasmodial：非原质团的

apoplasmia | 血浆缺乏 | apoplasmodial | 非原质团的 | apoplast | 非原质体

tear down technic：技术

Teaporary Provisions for Ship's Approaching and Leaving Docks in Coastal Habour 沿海港口船舶靠离码头暂行规定 | tear down technic) 技术 | tear down 折毁拆卸