direct reading tachometer是什么意思

用法例句

The direct-reading method to determine the concentration of protein in milk;

直读法测牛乳中蛋白质含量

Through the pump heating cable,the data are transmitted to the ground control system to realize real-time direct-reading measurement and digitalization processing.

针对稠油、超稠油井生产过程中的过泵加热工艺要求,利用高温传感器实时获取井压、井温数据,通过过泵加热电缆传输至地面控制系统,实现了稠油、超稠油过泵加热井生产过程中井底流温、流压资料的直读监测及数字化处理,为油藏开发提供了及时准确的井下动态资料。

Determination of alloys and impurity elements in aluminium alloys by direct reading spectrometry;

光电直读光谱法测定铝合金中合金及杂质元素

Fully obtaining tested formation accurately helps for evaluating reservoir features and that is why electronic wire line telemetry, drill stem telemetry, wireless telemetry and the wire line formation telemetry (WFT) have been studied.

准确完整的获得井下待测地层数据有利于全面评价油藏特性,为此研究了地面直读、井 下存储、存储直读和无线遥测试井方式。

For avoiding ground pollution and well bore quality accident aroused by other ways of unloading fluid,the surface read out technology with electronic pump applied in testing procedure can solve the problems of breaking down working unit and damaging cable by super pressure and super pressure because of judging the down hole temperature and pressure by experience effectively.

为避免其它排液方式造成的井场污染及井筒质量事故 ,在试油井排液中应用电泵排液地面直读技术 ,有效解决了以往只能凭借经验判断井下温度、压力造成井筒超压、超温导致机组和电缆损坏这一问题。