刚性桩复合地基沉降计算应按现行国家标准，可采用分层总和法进行沉降计算。
According to the national codes, the settlement of the rigid pile combination foundation can be calculated by the method of the sum layered settlement.
绝缘电阻表以前是按标度尺弧长定义的弧长误差，现行国家标准规定以指示值的百分数表示。
Formerly the arc length error for the insulation resistance instrument is defined by scale arc length. At present national standard determines that the percentage of indicated value expresses it.
结论：国内气雾剂包材的质量亟待提高，另外建议修订现行国家标准，以使国产样品质量更加可控。
Conclution: the quality of the devise of aerosol should be improved. the national standard should be revised, so that the quality of homemade drugs could be better controlled.
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