Another method for moving lumber to market was via crude railroads constructed from the very lumber they were designed to transport.

另一个移动木材的方法是通过简陋的轨道，而这种轨道就是由它们所运送的木头打造而成。

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The paper improved the extracting method of crude curcin liquid in Jatropha seeds, and by orthogonal experiment design , the best condition of the PBS was obtained.

改进了麻风树种子毒蛋白粗毒液的制备方法，并通过正交试验确定了粗毒液制备过程中磷酸盐缓冲溶液的最佳条件。

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But this method is crude.

但是这样方法是粗糙的。

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Until a fairer, less crude method of taxing motorists is devised, all political parties will be regarded with suspicion.

ECONOMIST: British election briefing: Transport

Of course, measuring the output and efficiency of public services by the numbers of people they deal with is a pretty crude method.

ECONOMIST: Health and education

The fact that the wheels have come off the government's fuel tax policies so disastrously this week emphasises the need for a fairer, less crude method of taxing motorists.

ECONOMIST: The Liberal Democrats