The design centers around a moving carriage between two fixed tool bars.

该设计中心，围绕着移动车厢两个固定工具栏。

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Sawing machines with fixed tool during operation, having a manually operated reciprocating saw-bench or carriage.

工作时，圆锯片不移动，采用手工操作往复时式工作台或托架进给的圆锯机。

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Several iterations were needed (R3) due to small slips in the import tool that needed to be fixed.

由于导入工具中的一些小的细节需要被修补，所以需要若干次迭代（R3）。

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And paying or receiving fixed in the swaps market is another much-used tool with which the two agencies hedge their mortgage portfolios.

ECONOMIST: Buttonwood

Participating restaurants offer up a fixed number of tables per night, making VillageVines a tool for them to move unused inventory without lowering prices across the board, as Gilt does with designer clothing companies.

FORBES: Startup Takes 25% Off Your Restaurant Bill