人的拇指规则就是限制到一个程度的扭转变形的长度相等的20倍。
One rule of thumb is to restrict the torsional deflection to one degree in a length equal to 20 diameters.
拇指规则“（验法则）这句片语来自古英国律法，规定任何人不得用比拇指宽的东西来打老婆。
The phrase" rule of thumb " is derived from an old English law, which stated that you couldn't beat your wife with anything wider than your thumb .
大拇指规则是：如果你首先获取了一个市场，或者创造了一个新的市场，那你领导位置几乎是不可能丢失的。
The rule-of-thumb was that if you captured the marketplace first, or invented a new marketplace, it was almost impossible to lose your leadership position.
“拇指规则” （经验法则）这句片语来自古英国律法，规定任何人不得用比拇指宽的东西来打老婆。
The phrase "rule of thumb" is derived from an old English law, which stated that you couldn't beat your wife with anything wider than your thumb.
可控固定成本的适当金额很难精确地确定，因此预算金额通常是根据惯例，拇指规则(经验法则)，或者行业习惯。
The appropriate amounts of discretionary fixed costs are difficult to determine with precision, so budgeted amounts often are based on traditions, rules of thumb, or industry customs.
这篇文章将把伟大站点的基本特征拆分成一些可以简单遵守的拇指规则（指经验法则，一种可用于许多情况的有用的原则）。
This article will break down the essentialcharacteristics of great Web sites into some easily followed rules of thumb.
这种大拇指式的规则并不总是有效。
一个很好的规则是准备搭乘寒冷的天气时，拇指开始只是有点冷，因为约10分钟的蹬踏后，你会热身相当不错。
A good rule of thumb when preparing for a cold weather ride is to start off just a little cold, because after about 10 minutes of pedaling, you'll warm up quite nicely.
一个很好的规则是准备搭乘寒冷的天气时，拇指开始只是有点冷，因为约10分钟的蹬踏后，你会热身相当不错。
A good rule of thumb when preparing for a cold weather ride is to start off just a little cold, because after about 10 minutes of pedaling, you'll warm up quite nicely.
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