但是怎样创造条件，怎样才能实施好“经评审的最低投标价法”也是值得我们深入分析和研究的问题。
How but creates the condition, implements also is worth us "after the appraisal lowest competitive prices law" thoroughly analyzing and the research question.
结论经口咽通气管内吸痰法较经鼻腔直接吸痰法效果好，且吸痰过程中不影响氧疗效果。
Conclusion Sputum drainage through oropharyngeal airway is more effective than through nasal cavity directly, and it will not affect oxygen therapy during its process.
经实验证明：蒸汽法效果好，但需要相应装置；
The experiment of container washing-up shows that vapourization method is good, but relevant equipment is needed;
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