分析天平校准键的英文(分析天平校准键的英文)
The topic of "analyzing the English language used in balance calibration keys" is a niche yet important one, especially for professionals in fields such as chemistry and biology where precise measurements are crucial. The term "balance calibration key" typically refers to a device or mechanism that ensures the accuracy of laboratory scales, which are essential tools for measuring the mass of substances.
In scientific contexts, the English language used for describing and operating equipment must be clear and precise to avoid misunderstandings that could lead to experimental errors. For instance, the calibration process might involve specific terms like "tare," "zeroing," or "calibration weight." These terms need to be understood by anyone reading or using the calibration keys to ensure they perform the procedure correctly.
When analyzing the English used on these calibration keys, one must consider several factors. Grammatical correctness is paramount, as incorrect syntax could lead to confusion. Moreover, the vocabulary should be appropriate for the intended user base, avoiding overly technical jargon if the equipment is intended for use by non-experts. Additionally, the language should be concise and straightforward, with instructions laid out in a logical sequence to facilitate ease of use.
Official references play a critical role in ensuring the accuracy of language used in scientific equipment. Standards organizations such as the International Organization for Standardization (ISO) and the American Society for Testing and Materials (ASTM) provide guidelines for labeling and instructional language that should be adhered to. For example, ASTM E2194 covers requirements for digital weighing instruments, including recommendations for display readouts and their associated terminology.
Furthermore, it's essential to consider the international nature of the English language. Since many pieces of equipment are used globally, any text on calibration keys should not only be grammatically correct but also culturally sensitive and free from idioms that may not translate effectively. This universality is particularly relevant for safety instructions, which must be unambiguous to prevent accidents.
In conclusion, analyzing the English used on balance calibration keys is a task that requires attention to detail and an understanding of both scientific principles and language use. By adhering to official standards and maintaining clarity and precision, manufacturers can ensure that their equipment is not only accurate but also easy to use and understand by a wide range of users.
References:
International Organization for Standardization (ISO), "Weighing instruments — Requirements for testing — Part 1: General requirements for new testing," ISO 7500.1, 2020, https://www.iso.org/standard/75376.html.
American Society for Testing and Materials (ASTM), "Standard Guide for Verifying the Performance of Electronic Weighing Devices," ASTM E2194, 2018, https://www.astm.org/standards/E2194.html.
分析天平CAL是什么意思？CAL-校正计数功能确认键，COU-计数，INT-积分时间调整，ASD-灵敏度调整，TAR-清零，去皮，UNT-量制单位转换，PRT-输出模式设置
电子分析天平主要功能
设有计件，百分比，单位转换（米制克拉金盎司）稳定度全量程去皮等多种功能，操作简便可靠
内置RS232C接口，可直接连接计算机，打印机等设备
扩展资料：
注意事项
1，天平室要保持高度清洁，清扫天平室时，只能用带潮气的布擦拭，决不能用湿透的拖把拖地潮湿物品切勿带入室内，以免增加湿度
2，应随时清洁天平外部，至少一周清洁一次一般可用软毛刷，绒布或麂皮拂去天平上的灰尘，清洁时注意不得用手直接接触天平零件，以免水分遗留在零件上引起金属氧化和量变因此应戴细纱手套或极薄的胶皮手套，并顺其金属光面条纹进行，以免零件光洁度受损
为避免有害物质的存留，在每次称量完毕后，应立即清洁底坐横梁上之玛瑙刀口的工作棱边应保持高度清洁，常使用麂皮顺其棱边前后滑动，用慢速清洁，中刀承和边刀垫之玛瑙平面及各部之玛瑙轴承也用麂皮清洁阻尼器的壁上可用软毛刷和麂皮清洁后，再用20～30倍放大镜观察是否仍有细小物质的存在
3，在电子分析天平和砝码附近应放有该天平和砝码实差的检定合格证书，以便衡量时获得准确的必要数据
4，天平玻璃框内需放防潮剂，最好用变色硅胶，并注意更换
5，搬动电子分析天平时一定要卸下横梁吊耳和秤盘远距离搬动还要包装好箱外应标志方向和易损符号，并注有精密仪器切勿倒置等字样
参考资料来源：百度百科-电子分析天平
电子分析天平怎么调？关于电子分析天平的校准（使用前一定要仔细阅读说明书） 在检定（测试）中我们发现，对天平进行首次计量测试时误差较大，究其原因，相当一部分仪器，在较长的时间间隔内未进行校准，而且认为天平显示零位便可直接称量（需要指出的是，电子天平开机显示零点，不能说明天平称量的数据准确度符合测试标准，只能说明天平零位稳定性合格因为衡量一台天平合格与否，还需综合考虑其它技术指标的符合性）因存放时间较长，位置移动，环境变化或为获得精确测量，天平在使用前一般都应进行校准操作校准方法分为内校准和外校准两种德国生产的塞多利斯，瑞士产的梅特勒，上海产的JA等系列电子天平均有校准装置如果使用前不仔细阅读说明书很容易忽略校准操作，造成较大称量误差下面以上海天平仪器厂JA1203型电子天平为例说明如何对天平进行外校准方法：轻按CAL键当显示器出现CAL-时，即松手，显示器就出现CAL-100其中100为闪烁码，表示校准砝码需用100g的标准砝码此时就把准备好100g校准砝码放上称盘，显示器即出现"－－－－"等待状态，经较长时间后显示器出现100.000g，拿去校准砝码，显示器应出现0.000g，若出现不是为零，则再清零，再重复以上校准操作（注意：为了得到准确的校准结果最好重复以上校准）
