Section 21 below explains how to use the diaphragm to breathe properly.
后面在21节中解释了如何使用横隔膜正确的呼吸。
The entry of an association of the kind specified in section 21 above in the register of associations must be made at the local court for the district in which the association has its seat.
将第21条所称种类的社团登记于社团登记簿，必须在社团所在地辖区的区法院为之。
See Section 21. 9.2 revised June 11, 2008 9.3 An identified grounding contact, or grounding-conductor path through a device shall be of plated or unplated copper or copper-based alloy. Exception No.
第9.2节于2008年6月11日修订9.3一个通过一器件的确定的接地接触件或接地导线通路应该用电镀的或不电镀的铜或铜合金制成。
Consider just the following passage from chapter 30, section 21. Hobbes writes: "For the use of laws, which are but rules authorized," he says, "is not to bind the people from all voluntary actions."
请大家想想30章第21部分，霍布斯的这段话：，法律的妙用，也即那些经君主授权的规章制度的用途，不是要约束人民，做那些他们本该做的事。
Scroll to the Stereotype Properties section and specify the following. as shown in Figure 21.
滚动到StereotypeProperties部分，并指定以下构造型属性，如图21所示。
The output in Listing 21 shows a section of the decoded trace.txt file.
清单21中的输出显示了解码的trace . txt文件中的一节。
Line 21 is where you add the next section of code.
第21行是添加下一部分代码的地方。
A steam generating process takes place in the second section (21).
蒸汽生成过程在第二部分(21)中发生。
Article 21 Catering services for personnel Any national section may organize a restaurant and refreshment services for the exclusive use of its own personnel.
第二十一条为所属人员提供餐饮服务任何国家展区都可以组建餐厅和点心店，专门供所属人员使用。
Today, about a third of U. S. births are done by caesarean section, up from 21% in 1998, one of the highest of any developed country, the National Center for Health Statistics reported in March.
据美国国家卫生统计中心（National Centerfor Health Statistics）3月份公布的数据，目前，美国的剖腹产率约为三分之一，较1998年的21%有所上升，成为发达国家中剖腹产率最高的国家之一。
For the control group, 21 patients were performed routine methods during cesarean section to prevent postpartum hemorrhage.
对照组21例，在剖宫产术中采用常规方法止血。
For the control group, 21 patients were performed routine methods during cesarean section to prevent postpartum hemorrhage.
对照组21例，在剖宫产术中采用常规方法止血。
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