Genuine existence begins where morality ends; only after that can it experiment with everything, risk everything, even if obstacles block the road to achievement.
Therefore, steam injection parameters for Nine-7 Block were analyzed and optimized using orthogonal experiment design.
为此，利用正交试验设计方法对九7区注汽工艺参数进行了敏感性分析和优化。
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One interesting experiment was to attach little magnets to the birds' heads to block their magnetic sense-just as a loud radio can keep you from hearing a call to dinner.