时间轴的单位可随意，可以是天、周、月等等，只要有利于你的工作就可以。
The timeline can be illustrated with any units that work best for your projects, including days, weeks, months, or more. The timeline appears along the horizontal axis (the x-axis) in most bar charts.
Badcock国际部开发了一种新的无损(NDT)海军舰船尾轴的测试技术，该技术可以将原来需要18周的测试时间缩短到1个月。
Babcock International has developed a new non-destructive testing (NDT) technique for naval ship tailshafts that could reduce assessment time from 18 weeks to one month.
介绍了一种预测受多轴交变载荷工程构件的低周疲劳寿命的方法。
A method is outlined for making low cycle fatigue life prediction for engineering components subject to multiaxial loading.
每24小时地球围绕它的轴自转一周。水星围绕它的轴自转一周要59天。
Earth rotates on its axis once every 24 hours. Mercury rotates on its axis once every 59 days.
金星每225天围绕太阳旋转一周，而每244天围绕它的轴自转一周。
Venus revolves around the sun once every 225 days and rotates on its axis once every 244 days.
如何处理水平轴风力机中的轴向诱导因子和周向诱导因子是其气动设计和性能计算的关键问题。
How to treat the axial and circumferential factors is the key in the aerodynamic design and performance calculations for a horizontal axial wind turbine.
结论柯兴综合征患者垂体—甲状腺轴激素改变主要是由于高皮质醇血症对外周组织5’—脱碘酶的抑制及垂体TSH分泌受抑制的结果。
Conclusion These changes might be caused by the inhibitory effects of hypercorticordism on the activity of 5′-deiodinase and the secretion of pituitary TSH.
该方法提供了能力，使轴向，周向和离轴应变对冒口人体测量和金属复合材料的联合区域。
The method provides the capability to make axial, circumferential and off-axis strain measurements on the body of the riser and in the metal to composite joint region.
表皮细胞和保卫细胞的长轴方向与叶脉走向一致，垂周壁平直或波形；
Epidermis cells and long axis of guard cells tend towards the same direction of venation.
表皮细胞和保卫细胞的长轴方向与叶脉走向一致，垂周壁平直或波形；
Epidermis cells and long axis of guard cells tend towards the same direction of venation.
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