Objective: To observe the effect of the injection fluid of jujube on the immune function of mice.

目的：观察红枣注射液对小鼠免疫功能的影响。

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A comparison was made between the present and past standards of obvious foreign matters in injection fluid to compare their merit and shortcoming by mathematical statistics.

对注射液中可见异物检查的新旧标准进行比较，评价新老标准的优点与不足，利用数理统计学的方法进行分析。

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Reservoir pressure can be maintained by fluid injection if gas production is preferable to liquid production.

若产气比产液体更可取，则可向井中注入流体以保持储层压力。

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Hydraulic fracturing involves the injection of fluid consisting of approximately 99.5% water and sand (the rest consists of common industrial or even household chemicals or materials) through wells constructed with protective casing and cement, into producing shale formations.

FORBES: Why Anti-Fracking Groups Are Shifting Their Story From Water To Air Quality

The quakes prompted state officials in January to order four fluid injection wells in the eastern part of the state to be "indefinitely" prohibited from opening.

CNN: Debate over fracking, quakes gets louder

Further, although thousands of CBM wells are fractured annually, EPA did not find confirmed evidence that drinking water wells have been contaminated by hydraulic fracturing fluid injection into CBM wells.

FORBES: EPA's Fracking Hysteria