当管线内压力降到大气压力时，打开收球筒，检查清管或测径效果。
When the line pressure to atmospheric pressure, open the ball tube, check pigging or caliper effect.
断开图3中的C、D处，利用、回油路测压法(或测泄漏量法)找到了有故障的转向缸。
Disconnect Figure 3 c, d, the use of manometry to circuit (or leakage measurement method) to find the fault has shifted the cylinder.
技术人员仍然在努力完善人工智能和自动化技术，让它们可以在复杂世界完成一两个简单的任务，例如驾驶或测谎。
Technologists are still working to perfect A. I. and automation technologies that can accomplish one or two tasks-say, driving or fraud detection-in a very complex world.
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