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如何理解《素问•生气通天论》中“凡阴阳之要，阳密乃固”句的含义？
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推荐知识点:
在实施目标管理的全过程中，要牢牢抓住（）管理和调动人的积极性这两条主线。
Questions 26 to 30 are based on the following passage. Exercise is one of the few factors with a positive role in long-term maintenance of body weight. Unfortunately, that message has not gotten through to the average American, who would rather try switching to “light” beer and low-calorie bread than increase physical exertion. The Centers for Disease Control, for example, found that fewer than one-fourth of overweight adults who were trying to shed pounds said they were combining exercise with their diet. In rejecting exercise, some people may be discouraged too much by caloric-expenditure charts: for example, one would have to briskly walk three miles just to work off the 275 calories in one delicious Danish pastry (小甜饼). Even exercise professionals concede half a point here. “Exercise by itself is a very tough way to lose weight,” says York Onnen, program director of the President’s Council on Physical Fitness and Sports. Still, exercise’s supporting role in weight reduction is vital. A study at the Boston University Medical Center of overweight police officers and other public employees confirmed that those who dieted without exercise regained almost all their old weight, while those who worked exercise into their daily routine maintained their new weight. If you have been sedentary (极少活动的) and decide to start walking one mile a day, the added exercise could burn an extra 100 calories daily. In a year’s time, assuming no increase in food intake, you could lose ten pounds. By increasing the distance of your walks gradually and making other dietary adjustments, you may lose even more weight. “Even exercise professionals concede half a point here” (Line 3, Para. 2) means “They （）”.
关于图3.19的叙述（）是不正确的。
个人住房贷款档案须是原件，复印件无效。()
HSE管理体系是指实施安全、环境与健康管理的组织机构、职责、做法、程序、过程和资源等而构成的整体。
战汗的病机特点为（）
制冷剂的粘度、密度小，可以减少制冷剂在系统里的流动阻力。
创伤性窒息的发生是由于（）。
变压器设备单元除变压器本体外，还包括油枕冷却器风控箱气体继电器非电气量保护装置变压器有载分接开关在线滤油装置及消防设施等。
AIDS患者CD+4T淋巴细胞计数<0.2×109／L给予复方磺胺甲噁唑治疗属（）