周期性的

Flexibility: Some kinds of traffic can be forecast and dispatched at regular intervals and at an even rate.

灵活性：有些运送是可以预测的，以平稳的速度，周期性的间歇派出。

Hikers in the same group should periodically stop to rest and talk.

在同一组内的徒步者必须周期性的停下来休息和交流。

9 Steam Injection 蒸汽喷射器 5.9.1 Strainers should be detached and cleaned during and after commissioning and thence periodically as experience dictates.

过滤器应该在安装之后，被分离并清洗，在以后的工作过程中，被周期性的分离和清洗。

This is one reason why China has periodically endured spasms of murderous cultural insanity.

译：这就是为何中国一直忍受周期性的扼杀文化的痉挛。

Thefluctuation of phase presents a picture of periodical collapses and revivals with theperiod 〓.

系统的相位涨落呈现出周期性的崩塌与恢复，其周期为〓2π。

Voiced speech signals show during certain time intervals almost periodic behavior. Therefore, we can consider these signals as quasi-stationary signals for around 30 milliseconds.

语音信号在一定时间段内有近似周期性的行为，因此，可以把这些信号看做是30ms的半静止(quasi-stationary)信号。

As the admission pipe to valve cavity is sealed up, condensate flows into valve housing through the drain sump and admission pipe, the inverted bucket sinks and opens the discharge valve opening to start water discharge periodically.

由于通往阀腔的进汽管被密封，凝结水从集水仓流经进水管进入阀腔，倒吊桶下沉，打开排水阀嘴，周期性的开始排水。

Seaside silt is always under periodical effect of wave and tide. Cofferdams and back berms are often built in the two sides of a roadbed for convenient construction, resulting in obstructing wave but letting tide come into the top of the silt roadbed through drainage layer, which have great influence on the consolidation process.

海滩区淤泥长期受周期性的波浪和潮汐作用，在淤泥路基排水固结处理前，为便于施工，一般在两侧填筑围堰，并修建反压护道，波浪作用被阻隔，而潮汐通过排水层进入淤泥路基顶面，对淤泥路基的排水固结过程产生重要影响。

Glacier caves such as these form when seasonal meltwater or geothermal vents cut fissures and channels through an ice sheet.

冰河洞穴例如这些形状当周期性的融水或地热的排气口切割裂纹和通道经过一个大冰原。

INSPECTION STRATEGY Manufacturers typically will have periodic printouts or tabulations of results for their purified water systems.

审计策略工厂通常都有他们纯化水系统周期性的打印图纸或表格化的监测结果。应该评估这些打印图纸和汇总数据。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。