Do you think that the 21 steps must be done in order? Or is there some room for parallelism?

你认为这21步必须按顺序进行吗？或者存在同时进行的可能？

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Follow the steps as shown in Figure 21 to define the location of the driver.

按照图21中所示的步骤来定义该驱动程序的位置。

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Nonetheless, 21 ADAPs, including seven with current waiting lists, have instituted additional cost-cutting steps over the past three years and two ADAPs are considering new or additional measures by March 2013 ( read here).

FORBES: Backlash Over New Gilead AIDS Drug Begins

Nonetheless, 21 ADAPs, including seven with current waiting lists, have instituted additional cost-cutting steps over the past three years and two ADAPs are considering new or additional measures by March 2013 ( you can read more here).

FORBES: Gilead Warned By Democrats Over 'Quad' Pricing