A working chart was constructed for calculating the loop stiffness of plastics pipes, which reflected the inherent characteristics of plastics pipe.

根据塑料管材环刚度计算公式绘编成计算图，该图显示出塑料管材的固有特性。

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The conception of the precision of the main parts for dry battery application and the working chart of the tolerance of the dimension and shape and the coarse degree of the surface were put forward.

本文提出了干电池主要零配件的精度概念以及尺寸公差、形位公差、表面粗糙度等精度要求的工作图表达形式。

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For a decade the share of older folks' income derived from working has been rising (see chart).

FORBES: Magazine Article

However, the bulls are now working to repair some of that chart damage, to begin to suggest that a near-term market low is in place.

FORBES: A.M. Kitco Metals Roundup: Comex Gold Sharply Higher on Strong Physical Demand, Bargain Hunting

Although manufacturing and services continue to supplant farming as the dominant forms of South-East Asian output, much of the working population still relies on agriculture (see chart).

ECONOMIST: Winds of fortune on South-East Asia’s farms | The