flat on top (FOT)

By theoretical study and computer simulation on cascaded M-Z interferometer,a flat-top interleaver with a(50 GHz)-spacing,made of three couplers and two interference arms,has been successfully fabricated.对级联Mach-Zehnder干涉仪进行了理论分析和计算机模拟,并成功制作了50 GHz的平顶二级级联Mach-Zehnder干涉仪型间插复用器,整个结构由3个耦合器和2组干涉臂组成。O5R汉语字典

Constructing a Resource-Saving,Environment-Friendly and Modern Industrial Pingdingshan City;资源节约环境友好与平顶山新型工业城市建设O5R汉语字典

Discussion on Characteristic of Rock Salt Deposit Genesis of Pingdingshan Salt Field,Henan Province;河南省平顶山盐田石盐矿床成矿特征探讨O5R汉语字典

Geological characteristics and origin of Pingdingshan gold deposit;平顶山岩金矿床地质特征及成因探讨O5R汉语字典

One was his Sunday hat and the other his everyday hat.一顶周日戴，另一顶平常戴。O5R汉语字典

Flat roofs are basically either shed or lean-to roofs.平屋顶基本上是单坡屋顶和单斜屋顶.O5R汉语字典

A flat - topped submarine mountain.平顶海山一种在海底的平顶山岭O5R汉语字典

A ceiling constructed with recessed panels.花格平顶由凹形窗格建成的顶部O5R汉语字典

The place at the top of the mountain is called the Peak.山顶上的那个景点叫做“（平山）顶”。O5R汉语字典

flat-top plastic bifocal平顶塑料双焦点透镜O5R汉语字典

Ascending Triangle上升三角形、平顶三角形O5R汉语字典

a pitched rather than a flat roof.倾斜的而不是平的屋顶。O5R汉语字典

horizontal action jack (excl. hydraulic)水平千斤顶（液压的除外）O5R汉语字典

the top of a (usually flat) roof.通常指房屋的平的顶部。O5R汉语字典

pedestal voltage平顶基座形脉冲电压O5R汉语字典

A musician at the top of her form.水平处于顶峰的音乐家O5R汉语字典

Hiroshima Peace Memorial (Genbaku Dome)广岛和平公园—原爆屋顶O5R汉语字典

Modulating pulse top unevenness调制脉冲顶部不平度O5R汉语字典

A recessed panel in such a ceiling.花格平顶的凹板在这样平顶上的凹形窗格O5R汉语字典

These corrugated sheets often are used to make the roofs of houses.这些不平的金属片平时用来做屋顶。O5R汉语字典

A flat facet cut across the top of a precious stone.切平面在一颗宝石的顶部切出的平面O5R汉语字典

A platform at the top of a ship's foremast.前桅楼，前桅平台轮船前桅顶部的平台O5R汉语字典