Permanent workers, even at big companies such as Nissan and Panasonic that have announced deep job losses, are on relatively surer ground.
甚至连尼桑和松下这种大公司都已经宣布了大规模的裁员，永久职工也只是相对还比较安全罢了。
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And for Mars, they've built models (some digital, some physical) for all the elements of a permanent base-living quarters, research LABS, hydroponic gardens, even the ground-exploration vehicles.
The paper presents various temperature control measures taken in ground concrete placement at permanent lock of Three Gorges Project during summer construction of 1999 .