Drop the needles on the paper and calculate the percentage that fall on a line. With enough attempts, the answer should be the needle length divided by the width between lines, all multiplied by 2/pi.
将针随便丢在纸上，然后计算出落在线上的针的百分比，随着尝试次数的足够多，最终这个百分比将越来越逼近针的长度除以格子的宽度再乘以2/pi。
Sales, down 40% during the recession, have recovered more than half that drop, in line with the recovery in car production.
汽车销售量在萧条时期下跌了40%，现在由于汽车生产量的提高，销售量也已恢复下跌量的一半以上。
Yet Temasek's overall performance has been merely mediocre rather than abysmal-the 37% drop in dollar terms over eight months is exactly in line with the MSCI world share index.
然而淡马锡的整体表现不过尔尔，而不是非常糟透的——在过去八个月中，以美元计算的37%的降幅完全符合摩根·士丹利世界指数。
When you run the application, you can simply drag and drop the automobile icon onto different points along the assembly line.
当运行应用程序时，只需要将汽车图标拖拽到装配线的不同位置。
I've been out of touch with most of my old friends, only one or two still drop me a line occasionally.
我已经和我的大多数老朋友失去了联系，只有一两个还偶尔给我写信。
With the continuous changes of oilfield system production situation and the drop of ability to strata producing liquid, the load on line should change correspondently.
随着油田生产状况的不断变化，地层产液能力下降，供电线路所带负荷也会相应改变。
The blade is stainless steel drop point and is held safely in the open position using line lock construction.
拇指板易于单手开启。刀刃为不锈钢水滴型刀尖，线锁确保其安全。
This function is sometimes called active and reactive current compensation or line drop compensation.
有功和无功电流补偿或线路压降补偿。
The Suction Strainer is a special Basket Strainer design that reduces pressure drop, a critical element in suction line applications.
吸入过滤器是一种特殊结构、能够减少压降的篮式过滤器，是吸入管道应用中的一种关键部件。
A dynamic voltage restorer (DVR) instantly reacts to drop in line voltage and restores missing portion of waveform from an energy storage device (eg. battery).
动态电压恢复器(DVR)对线路电压的跌落迅速作出响应，并通过储能装置(如蓄电池)恢复电压波形的失去部分。
The straight line, poppet-type construction of the CU7 minimizes pressure drop and provides smooth flow characteristics.
CU7直线管、提升型结构压降最小，流量特性曲线平稳圆滑。
"I thought I'd drop in, " said Hurstwood, with dignity. "I've had some experience in that line myself. "
“我想来应聘，”赫斯渥不失尊严地说，“我对这一行有一定的经验。”
Rain water along the eaves slowly down, began to drop a drop, and gradually formed a thin line.
雨水顺着屋檐慢慢流下来，开始是一滴一滴的，渐渐地形成了一条条细线。
Well, I've been out of touch with most of my old friends, only one or two still drop me a line occasionally.
我已经和我的大多数老朋友失去了联系，只有一两个偶尔给我写信。
Drop me a line if you want some of the BEST Leafy Green Juice recipes ever!
如果你想获取最好的绿叶蔬菜食谱，请给我写信。
If you've made it this far, drop me a line and let me know what you think of the site.
如果已经看到这里了，有什么想法就请写信给我，让我了解您对本站的看法。
When a horizontal line appears, you can drop the portlet in that position if desired.
出现水平线时，如果愿意，可以将portlet放置在该位置。
Amazon beat both top and bottom line expectations as it posted second quarter earnings after the bell on Tuesday, sending its stock through the roof despite a drop in net income.
亚马逊(Amazon)在周二收盘后公布了第二季度业绩，营收及利润均超出外界预期。尽管其净利润下滑，但受整体业绩提振，该股在盘后交易大幅上扬。
I drop him a line frequently, sharing with him my happiness and sorrow.
我常写信给他，与他分享快乐与忧愁。
I always fish a drop shot with a slight bow in my line, but I really keep the rod shaking to a minimum.
我总是在玩倒钓的时候保持钓线的半弯曲状态，并且将钓竿的的晃动幅度控制到最小！
Similar to buttonMask in Checker, it has a displayMask advanced component property, which controls how the text of each line in the drop-down window is displayed.
与Checker 中的 buttonMask 类似，它有一个displayMask高级组件属性，该属性可以控制如何显示下拉窗口中的每行文本。
In this paper, the main reason of bunch - drop accident of ceramic insulator in transmission line has been analyzed and found out, then some relevant countermeasures have been presented.
针对运行中瓷质绝缘子掉串事故进行分析，找出事故的主要原因，并提出相应的防范措施。
To reduce the calculation amount of power flow in large-scale distribution networks, a simplified calculation method for voltage drop and line losses are researched.
为了减少大规模配电网潮流分析的计算量，探讨了电压降和线损的简化计算方法。
For the above scripts, if the first line is replayed, it should generate the drop-down list.
对于上面的脚本，如果第一行被重新播放，那么它应该生成下拉列表。
I had to drop you a line to let you know that the two box-seat tickets you gave me were very much appreciated.
你送了我两张正面看台球票，我不得不写几个字，表达我的由衷感谢。
I haven't written to my parents for a long time. I'd better drop them a line today.
我已经很长时间没给我父母写信了。我今天得给他们写点儿了。
Keep your wrists in a vertical line with your elbows, and don't let them drop below the bench pad.
让手腕和肘部保持垂直，高度上不要低于练习垫子。
Understand asset to asset relationships via graphical representation and drag and drop development governance rules to meet the needs of their project or line of business.
用户可以通过图形表示快捷地了解资产与资产间的关系，并能通过拖拽开发治理规则来满足他们项目或业务部门的需求。
Please drop me a line or send me an email before you set off so that I can know when to pick you up.
你动身之前给我来封信或发个电子邮件，以便我知道该什么时候去接你。
Please drop me a line or send me an email before you set off so that I can know when to pick you up.
你动身之前给我来封信或发个电子邮件，以便我知道该什么时候去接你。
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