28 days

• Application should be lodged 28 days before due date or 14 days after the issue of the demand for provisional tax
  要求缓缴暂缴税的申请书，应在暂缴税税款到期的28天前，或在暂缴税缴税通知书发出日期后的14天递交本局。
• The parties shall enter into a contract agreement within 28 days after the contractor receives the letter of acceptance , unless they agree otherwise
  除非双方另有协议，否则双方应在承包商收到中标函后的28天内签订合同协议书。
• It is normal . the cycle of everybody is different , it is 28 days normally , but also have special , if be every time such word , that is normal
  是正常的.每个人的周期不同,正常是28天,但是也有非凡的,假如是每次都这样的话,那就是正常的
• According to the natural behavior of related animals , the shortest breast - feeding period for cow shall be 42 days , sheep 60 days and pig 28 days respectively
  依据相关动物种类之天然行为订定最短离乳期限，分别为牛42天、羊60天及猪28天。
• First of all , according to standard orthogonal table , 27 test samples in 9 groups are made , and the compressive strength has been measured in 28 days later
  采用正交试验的方法对矿渣混凝土做了9组27个试块，测出矿渣泥凝土28天的抗压张度。
• The council may amend a piece of subsidiary legislation by a resolution passed at a council meeting held not later than 28 days after the meeting at which it was so laid
  立法会可在附属法例提交后28天内举行的会议上，藉决议修订附属法例。
• The council may amend a piece of subsidiary legislation by a resolution passed at a council meeting held not later than 28 days after the meeting at which it was so laid
  立法会可在附属法例提交后28天内举行的会议上，藉决议修订附属法例。
• For example , february has 28 days , except during leap years when it has 29 days . if the specified date is the twenty - ninth day of february in a leap year and the value of the
  例如， 2月有28天，但在闰年为29天。如果指定的日期是闰年的2月29日，并且
• C or lower at the hong kong observatory headquarters has been decreasing at about 3 days per decade . in the 1950s , the number of cold days averaged about 28 days per year
  同期的每年寒冷日数天文台总部录得气温12 . 0摄氏度或以下亦相应每10年减少约3天。
• A tourist visa allows a stay of 28 days extendable for an additional 14 days . a business visa allows a stay of 10 weeks , extendable up to 12 months on case - by - case basis
  旅游签证允许逗留28天，并且可以延期14天。商务签证允许逗留10周，最长可以延期至12个月。