back-flow的例句（back-flow在句子中的用法）

• In a little while , the salesman came back empty - handed. 又过了半晌, 伙计却是空手回来.
• We are heading for a crisis, with cash-starved councils forced to cut back on vital community services. 资金紧张的市政会不得不削减主要社区服务项目经费，我们眼看就要陷入危机。
• And the screen need a back cover. 且屏体一般需要加后盖.
• Back cover - map and address. address format to be same as name card. 封底 - 地图和地址. 地址格式相同名片.
• The assistant took the book and checked the price on the back cover. 店员拿起书，核对了一下封底的定价。
• A flow chart of aluminum processing waste stream is presented in Figure 22. 图22示出铝生产废水的流程图.
• Figure 5 is a process flow chart of wool and worsted fabric finishing oprations. 图5系粗纺和精纺毛织物整理加工的流程图.
• In our flow chart ( Fig. 71 ) we use N to count the loops. 在图 71 的程序框图中,我们利用N来统计循环次数.
• Zookeeper: There was a break - in, few months back, inside job. 它是几个月前被人偷的, 有内线.
• The history of hockey can date back to thousands ago. 曲棍球的历史可以追溯到数千年前.
• The oldest deposits in the cave date back to 120,000 years ago. 这个山洞最早有人居住的日期大概是12万年前.
• If there's any problem I'll ring you back. 如果有什么问题的话，我再给你打电话。
• Tell her I'll ring back in a few minutes... 告诉她，我过几分钟就会给她回电话。
• The words seemed to ring back to me enriched from the vaults of my dungron. 这些话在我耳边响起,由于我居住的房屋的穹顶而更加响亮了.
• He promised to ring back in a few minutes. 他答应过几分钟后回电话.
• Tell her I'll ring back in a few minutes. 告诉她，我过几分钟就会给她回电话。
• Then he drifted back to Lake Superior. 后来他东漂西荡又回到了苏必利尔湖.
• You know how to take apart a gun and put it back together? 你知道如何拆枪,然后再把它装到一起 吗 ?
• Seepage flow can be observed in stalactite caves. 在钟乳石溶洞里,可以见到渗流现象.
• In certain conditions, answering back sarcastically is necessary. 在某种情况下, 反唇相讥是必要的.