In this paper, an analytic design method of Cooke triplet lenses with the back stop is described.
本文提出了三片型后光阑照相物镜的一种解析设计方法。
Standard equipment with machine: Manual change. Back stop device, Quick change, Mold the cupboard. Foot pedal.
随机标准配件：手动换模、定尺装置、快速换模、模具脚座、脚踏开关。
It includes driving shaft, helical spring, key way on the driving shaft, block, front stop unit, back stop unit, etc.
传动轴、螺旋弹簧、传动轴上的键槽、滑块、前限位和后限位等部分。
Return mechanism: the return driving assembly has long service life design of back stop valve and shock-absorbing function, offering easy operation.
回转机构：回转驱动总成具有反转防止阀和减震功能的长寿命设计，操作更方便。
Back in the 1900s, some stop signs were yellow because it was too hard to see a red sign in a poorly lit area.
早在20世纪初，一些停车标志是黄色的，因为在光线不好的地方很难看到红色标志。
That won't stop inventors from dreaming up new ways to fly and trying to persuade investors to back their sometimes outrageous schemes.
这并不能阻止发明家们想出新的飞行方式，并试图说服投资者支持他们有时很荒唐的计划。
Toad was at first inclined to stop and do some talking back at him.
托德起初想停下来回敬他几句。
It provides a raised area at the back of the phone which helps stop you scratching the handset when you put it down.
它在手机背面提供了一个抬高的区域，以助于防止你在放下它时把电话听筒划伤。
Take a step back, switch off the automatic pilot and actually stop and reflect about things like our priorities, our values, and our relationships.
退一步，关掉“自动驾驶仪”，停下来思考一下我们的优先事项、价值观以及人际关系。
So take a step back, switch off the automatic pilot and actually stop and reflect about things like our priorities, our values, and our relationships.
所以退一步，关掉自动驾驶，停下来思考一下我们的优先事项、价值观以及人际关系。
I sent them in about a week ago, but I haven't heard anything back yet, so I thought I'd stop by and see, but I guess you haven't looked at them yet .
我大概一周前就寄了它们，但还没有收到任何回复，所以我觉得我应该过来看看，但我猜你还没有看过它们。
I walked back to the bus stop with such a happy hop.
我快乐地蹦蹦跳跳，走回巴士站。
They got him to the back of the line and three big ladies said they would watch him and stop him going forward.
他们把他推到队伍的后面，三个大个子女士说她们会看着他，不让他再往前走。
Well, you can probably lose some kilograms, but you will gain them back, as soon as you stop your diet.
没错，你或许能够减下很多公斤，但是，一旦你停止节食，很快它们就回来了。
Impatient readers will click the Back button in a hurry or will stop skimming and go to a search box.
心急的读者会匆忙的单击后退按钮，或停止略读，进入搜索框。
Do not stop and don't go back to correct mistakes in grammar or choice of words.
不要停下来纠正语法错误和用词的选择。
"We'll stop on the way back and buy some of your pieces," Jim said to the couple who ran the booth.
吉姆对摆货摊的夫妇说：“我们回来时买几样你们的东西。”
STOP. Go back to the drawing board, and identify the correct table to partition with the correct partition key.
请停止执行，并返回绘图板(drawing board)，通过正确的分区键指定要进行划分的正确的表。
The elections are over, the rhetoric should stop, it's time to go back to work.
选举该结束了，停止那些花言巧语吧，是时候回去工作了。
Turn off the computer, wait about 20 seconds for the hard disk to stop rotating then turn the computer back on.
关闭计算机，硬盘停止旋转大概需要等20秒钟直到硬盘停止旋转，然后再开机。
Warning: This episode contains some spoilers for King’s new book. And you can’t listen, and then go back in time and stop yourself from listening.
警告：这一集采访中含有一些斯蒂芬·金新书的剧透，是你不该听到的，而且你要回到过去阻止你自己去听。
Energy: Although consumers are likely to cut back, they're not going to stop using energy.
能源：尽管消费者很可能会削减开支，但是他们不会停止使用能源。
He told his soldiers to stop using their mobiles and go back to walkie-talkies.
他命令他的士兵们不要使用手机进行联络，以步话机取而代之。
He told his soldiers to stop using their mobiles and go back to walkie-talkies.
他命令他的士兵们不要使用手机进行联络，以步话机取而代之。
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