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- Perform automatic DNS operability check NOW? 演出自动dns的可操作性检查，现在呢?
- Series 757, 757N consists of two independently operating check valves, two shutoff valves, and four test cocks. 系列757，757N由两个独立运行的止回阀、两个关闭阀和四个测试旋塞构成。
- Weekly operational checks should be carried out at 320MW in presence of shift charge Engineer. Test should be completed before system peak load period. 每星期在值长在场的情况下，机组负荷达到320MW时，进行操作检查。测试应在系统带尖峰负荷前完成。
- Series 774X consists of two independently operating check valves located between two resilient seated shutoffs with four ball valve type test cocks. 系列774X有两个独立运行的止回阀，位于两个弹性阀座关闭阀之间，并配置四个球阀类型的测试旋塞。
- The hose connection backflow preventer shall consist of two independently operating check valves with an intermediate atmospheric vent. 这种软管连接防回流阀应该包括两个独立运行的止回阀，这些止回阀带中间大气排气口。
- The plumber made a careful check of the pipes. 管子工对管道做了仔细的检查。
- These should provide, for example, that the operators check and replace components subject to wear, such as gearboxes, at regular intervals (e.g. every five years). 例如，合同里面应该规定，运营商应该定期（例如，每5年）检查和更换诸如变速箱这类易于磨损的部件。
- The rebuild operation checks that the rows are sorted while building the index. 重新生成操作将检查行是否在生成索引时进行了排序。
- The squadron is not yet operational. 飞行中队尚未能马上行动。
- Series 774XDCDA contains two independently operating check valves located between two resilient seated shutoffs with four ball valve type test cocks and a hydraulically balanced metered bypass line to detect low flows. 系列774XDCDA包含两个独立运行的止回阀，位于两个弹性阀座关闭阀之间，并配置四个球阀型测试旋塞，以及一个液压平衡仪表旁路管线用于检测低流量。
- Sunday is the best day to check the want ads. 星期天是在报纸上查寻招聘广告的最好的日子。
- Have you got any rain check for the following game? 你拿到下一场球的免费票了吗？
- It always pays to give your paper one final check. 写了东西最后检查一遍总是有好处的。
- The press operator checks ink settings to ensure the colors meet specifications. 印刷机操作员会检查油墨设置，保证色彩符合要求。
- He was careful enough to check up every detail. 他非常仔细，把每一个细节都核对过了。
- Please check up these references. 请核对这些参考资料。
- Carefully check the car being scorched. 仔细检查过被烧焦了的汽车。
- He predated the check by five days. 他把支票上的日期填早了五天。
- I'll have to check the entries in the ledger. 我得核对一下总帐的项目。
- Is there a place we can check in our coats? 有暂存大衣的地方吗?
