As it contains rich nutrition, it has been the most vastly planted crop in North China after a localization process of over 4,000 years.

因为营养丰富，经过4000多年的本土化历程成为中国北方栽培面积最广泛的农作物。

At least three medical staff must participate the localization process and a nurse must follow the whole process and monitor the patient until he or she is sent to the surgery room.

至少有三名医务人员必须参与定位过程，一名护士必须跟踪整个过程并监控患者，直到他或她被送往手术室。