1.弹簧压力表的校准:a、一般弹簧压力表的校准宜用活塞压力计加压,被试仪表应与标准压力表或标准砝码相比较。当使用砝码时,应在砝码旋转的情况下读数。b、校验真空压力表时,应用真空泵产生负压,被校表与标准真空表或标准液柱压力计比较。c、禁油压力表校验时,严禁压力表与油接触,满量程小于1.6Mpa的仪表校准宜采用气压,而满量程大于1.6Mpa的仪表校准,应加装油、水隔离器,其结构如图所示:d、真空压力表的压力部分的校验点不应少于三点,其中真空部分的校验点不少于两点,但压力部分测量上限值超过0.3Mpa时,真空部分可只校一点。e、弹簧压力表校准过程中如需启封调整,校准合格的仪表应重新铅封。2.微压计在
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These earth tone color palettes are perfect for a wide variety of nature-inspired designs. Use the provided hex codes to save time choosing colors.
4 Effective Methods of Streamlining Your HR DepartmentPosted on February 15, 2024Posted in BusinessYour company’s human resources department, whether you are the owner or manager of a huge, multi-national business or a smaller and even family-run company, is one of the more crucial cogs within the machine of the business. As such, every effort must be made to ensure your HR department is running s
HDR (high dynamic range) images are photos made up of the same image shot at several different exposures, and when you combine them you get a color-rich, almost surreal image with amazing highlights. They make stunning desktops for your computer, and we've found 13 resources for you to grab some of your own to freshen up your dreary work space.
Entering college is an exhilarating milestone in your life, marking the beginning of a period filled with new experiences, knowledge, and personal growth. As you stand on the threshold of this transformative period, it’s natural to feel a mix of excitement and anxiety. For those who have attended top educational institutions like A level schools in Singapore, the transition can be both thrilling a
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