In recent decades jobs requiring middling skills have declined sharply as a share of total employment, while employment in high - and low-skill occupations has increased.
在近数十年，需要中等技能的岗位在就业总人数中迅猛下降。然而，需要高级技能和低级技能的岗位数量上升了。
There are abundant fracture types including high angle shearing cracks, middling or low angle shearing cracks, transmeridional high angle tension cracks and meridional vertical shearing cracks.
裂缝类型包括，高角度（直立）剪切缝、低角度剪切缝、高角度张裂缝和南北向直立剪切缝。
RESULTS: 48.49 % had low score for self image and 72.64%had middling score for social support, only 27.36%had high score for social support.
结果：48.49%的患者自我形象得分较低；72.64%的患者的社会支持得分在中等水平，只有27.36%患者得到较高的社会支持。
RESULTS: 48.49 % had low score for self image and 72.64%had middling score for social support, only 27.36%had high score for social support.
结果：48.49%的患者自我形象得分较低；72.64%的患者的社会支持得分在中等水平，只有27.36%患者得到较高的社会支持。
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