垂线英文

drop: [ drɔp ] . . n. 滴,微量,落下 v. 放下,掉下 [ 过去式dropped 过去分词dropped 现在分词dropping ] .n. 1. a small indefinite quantity (especially of a liquid)he had a drop too much to drink同义词： drib | driblet 2. a shape that is spherical and smallhe studied the shapes of low-viscosity drops同义词： bead | pearl 3. a sudden sharp decrease in some quantitya drop of 57 points on the Dow Jones index同义词： dip | fall | free fall 4. a steep high face of rocka steep drop同义词： cliff | drop-off 5. a predetermined hiding place for the deposit and distribution of illicit goods (such as drugs or stolen property) 6. a free and rapid descent by the force of gravityit was a miracle that he survived the drop from that height同义词： fall 7. a curtain that can be lowered and raised onto a stage from the flies同义词： drop curtain | drop cloth 8. a central depository where things can be left or picked up 9. the act of dropping somethingthey expected the drop would be successful 1. let fall to the groundDon't drop the dishes 2. to fall verticallythe bombs are dropping on enemy targets 3. go down in valueStock prices dropped 4. fall or drop to a lower place or level同义词： sink | drop down 5. terminate an association withdrop him from the Republican ticket 6. utter casuallydrop a hint 7. stop pursuing or actingdrop a lawsuit同义词： knock off 8. leave or unload, especially of passengers or cargo同义词： drop off | set down | put down | unload | discharge 9. cause to fall by or as if by delivering a blow同义词： fell | strike down | cut down 10. lose (a game)The Giants dropped 11 of their first 13 11. pay out同义词： spend | expend 12. lower the pitch of (musical notes)同义词： flatten 13. hang freelyThe light dropped from the ceiling同义词： dangle | swing 14. stop associating withThey dropped her after she had a child out of wedlock同义词： dismiss | send packing | send away 15. let or cause to fall in drops同义词： dribble | drip 16. get rid of同义词： shed | cast | cast off | shake off | throw | throw off | throw away 17. leave undone or leave out同义词： neglect | pretermit | omit | miss | leave out | overlook | overleap 18. change from one level to anotherShe dropped into army jargon 19. grow worse同义词： devolve | deteriorate | degenerate 20. give birthThe cow dropped her calf this morning drop : 1. 水果糖 mint 薄荷糖drop 水果糖marshmallow 棉花糖 ...2. 吊球 clear 高远球drop 吊球carry 持球 ...3. 合并 【Collapse】（合并群组） 【Drop】（合并） 【Drop All】（合并全部） ... drop : 水果糖 | 吊球 | 合并 drop : E drop : 电压降 E drop : 电压降 E drop : 电压降 E heavy decker 重甲板船E limber kentledge 压载铁块 ...i-Drop : 联机拖放drop it : 停止吧 | 停滞吧 | 停下吧 1. 停止吧 drop in on sb 拜访某人drop it 停止吧drop it off 把它放到... ... 2. 停滞吧 drop in on sb 拜访某人drop it 停滞吧drop it off 把它放到... ... 3. 停下吧 drop in on sb 探望表示不知道那个人drop it 停下吧drop it off 把它放到... ..drop by : 顺道拜访 | 顺便走访，非正式访问 | 顺便来访 drop by : 1. 顺道拜访 drooling around her all the time 一直对她垂涎三尺drop by 顺道拜访drop dead 去你的 ... 2. 顺便走访，非正式访问 drive up[]抬高 drop by[]顺便走访，非正式访问 drop off[]睡着；(让…)下车 ... 3. 顺便来访 . ... 本栏目最新文章 ...dress up 穿上盛装、打扮得漂漂亮亮 drop by 顺便来访 drop off 减弱、减少 ... drop on : 训斥，惩罚 | 训斥 | 落在 drop on : 1. 训斥，惩罚 . ... 大学六级词组 ...drop off[]睡着；(让…)下车 drop on[]训斥，惩罚 drop out[]退出，退学；掉落 ... 2. 训斥 . ... 英语新词汇与常用词汇的翻译(页 19) - 外语学... ...drop off 离开drop on 训斥drop one's guard 丧失警惕 ... 3. 落在 . ... 英语常用短语词典 ...descend on；drop on； befall落在；落到…身上attack；go and fight with进攻；袭击come to pass on or occur on（a certain day）适逢 ... drop in : 顺便（非正式）访问 | 串门 | 顺便走访（某人） drop in : 1. 顺便（非正式）访问 . ... 主题:成人高考高中起点英语备考单词表 ...dress up穿上盛装，精心打扮 drop in顺便（非正式）访问 drop out退学，退出 ... 2. 串门 . ... 单词-词汇学-三人行教育网 ...dress up 化装；装饰；打扮drop in (over) 顺访；串门drop off 睡着；(客人)一个个地散去；(兴趣等)减弱 ... 3. 顺便走访（某人） dozens of 几十 drop in 顺便走访（某人） due to 由于，因为 ... IR-drop : 电压下降. ... [分享] 灯饰照明、电子电工专业词汇英语对照翻译（E-N） ...IR(infrared radiation) 红外辐射 IR-drop 电压下降 irradiance 光照度/颜色 ... Drop-in : 掉入,偶入 | 插入式 | 落入式 Drop-in : 1. 掉入,偶入 . ... 全国翻译专业资格（水平）认证考试论坛-计算机与网络... ...drop-down menu 下拉式菜单 Drop-in 掉入,偶入 Drop-out 偶出 ... 2. 插入式 . ... 插入式(Drop-in)模块的设计灵活性有限且成本偏高，但所需要的设计时间最少，仅仅需要一个输入和输出电容。 3. 落入式 . ... 他们已在开发一种“落入式”（drop-in）方法，将抛光机、整合量测单元和先进工艺控制单元共同集成在一个先进的封装中。 IR drop : 电压降 . ... 但是，对晶片的电压降(IR drop)进行模拟或是提出能够使压降最小化的路由型态，这样的技术与电压调节器和电源元件供应商试图将2.85伏或3.6伏的电压调整到3.0伏相... droop: [ dru:p ] . . v. 下垂,消沉 [ 形容词droopy 副词droopily ] 以上来源于: Dict.cn . droop: [ dru:p ] . . .n. a shape that sags同义词： sag .v. 1. droop, sink, or settle from or as if from pressure or loss of tautness同义词： sag | swag | flag 2. hang loosely or laxly同义词： loll 3. become limp同义词： wilt droop : 1. 下垂 . . . 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 2. 减弱 . . . 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 3. 下垂，低垂 . . . 光电英语词汇(D2) ...drone (1)遥控无人驾驶飞机(2)靶机droop 下垂，低垂drop (1)滴(2)下落，降落 ... droop : 下垂 | 减弱 | 下垂，低垂 droop : 1. 下垂 . ... 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 2. 减弱 . ... 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 3. 下垂，低垂 . ... 光电英语词汇(D2) ...drone (1)遥控无人驾驶飞机(2)靶机droop 下垂，低垂drop (1)滴(2)下落，降落 ... V-Droop : 降压 . ... 查看完整版本: 超频时不可忽视的问题：自动降压（V-Droop） droop rate : 下降率 droop rate : 下降率 droop rate : 下降率 . ... 电力专业英语 ...分接头 tap下降率 droop rate仿真分析 simulation analysis ... droop stop : 下垂限动块 drogue 浮锚droop stop 下垂限动块drooped aileron 下垂副翼 ... zero droop : (调速器的)不等率为零 zero-drift error ==> 零点漂移误差 zero droop ==> (调速器的)不等率为零 zero droop governor ==> 无差调速器 ... droop line : 下降线 | 垂线 droop line : 1. 下降线 . ... 词博科技英语主科技词汇[140401-140500] ...droop governor 下降调速器droop line 下降线; 垂线droop setter 不等率调整装置 ... 2. 垂线 droop governor 下降调速器droop line 下降线; 垂线droop setter 不等率调整装置 ... beam droop : 波束下垂 beam drill 摇臂钻床beam droop 波束下垂beam drop 波束降落 ... droop error : 倾斜误差. ... 倾 ...drift indicator 倾角测量仪 droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 ... pulse droop : 脉冲倾斜 | 脉冲衰减 pulse droop : 1. 脉冲倾斜 . ... 斜 ...published angle 预定〔井斜 pulse droop 脉冲倾斜 pulse tilt 脉冲顶部倾斜 ... 2. 脉冲衰减 pulse driver 脉冲驱动器pulse droop 脉冲顶部倾斜; 脉冲衰减; 脉顶倾斜pulse dropout 脉冲脱落 ... speed droop : 速度下降率 | 速度降低 | 降速 speed droop : 1. 速度下降率 speed distance curve 速度距离曲线speed droop 速度下降率speed electromotive force 速率电动势 ... 2. 速度降低 . ... 推荐文章 ...speed droop 降速speed droop 速度降低speed drop control 速度下降控制 ... 3. 降速 . ... 推荐文章 ...speed drive 速度传动装置speed droop 降速speed droop 速度降低 ...

drop: [ drɔp ] n. 滴,微量,落下 v. 放下,掉下 droop: [ dru:p ] v. 下垂,消沉 voltage droop: 电压下降 voltage drop: n. 压降 (很认真帮你查的哦，希望对你有帮助）

已知tan(π/9)=0.8391，求cot(13π/18)，精确到第四位小数cot(13π/18)=-tan(2π/9)=-2tan(π/9)/(1-tan(π/9)^2)=-2*0.8391/(1-0.8391*0.8391)=-5.6713（不过这个已知好像是错误的。。。。0.8391对应的正切角度是2π/9）

droop v. 下垂,消沉 ，低垂, 凋萎, 萎靡 例句与用法: 1. The flowers were drooping for want of water. 这些花因缺水而凋萎。 2. Her head drooped sadly. 她悲哀地垂着头。 3. Abnormal lowering or drooping of an organ or a part, especially a drooping of the upper eyelid caused by muscle weakness or paralysis. 下垂一个器官或器官的一部分不正常的下降或垂落，尤其指由肌肉松弛或麻痹引起的上眼睑的下垂 例：Do not droop your head. 别垂头。drop :[drɔp] vt. 滴下,落下;使变弱,使下降vi. 滴下,落下;下降,变弱n. 落下,下降;滴,滴剂 例：1.Oh! I dropped my band - aid in the curry.哎呀!我把我的绷带掉在咖喱饭里了 2.Supplies were dropped by parachute. 供给物资用降落伞空投。 3.Dan drops in on us often. 丹经常来拜访我们。Voltage Drop：电压降例： Note the polarity of the voltage drop across R. 注意r上电压降的极性。voltage droop;电压下降

奇数 odd偶数 even质数 prime numbers和数 sum整数 integer实数 real浮点数 float小数 decimal分数 fraction除法 division乘法 multiplication加法 addition减法 subtraction