1·Lack of fire is the primary factor.
缺乏火灾是主要因素。
2·Primary factor of producing cracks is temperature stress.
其中温度应力是闸墩裂缝成因的最主要原因。
3·The size of the data quantity is the primary factor in the division.
数据量的大小是决定分割的主要因素。
4·The primary factor to influence transport cost is distance and competition.
影响运输成本的主要因素是距离和竞争。
5·Error is the primary factor that affects assembly and manufacturing veracity.
飞机的制造和装配误差是影响装配准确度的重要因素。
6·Usefulness, however, is not always the primary factor that determines wide-scale adoption.
然而，有用性通常并不是决定能否得到广泛采用的主要因素。
7·Suspension stability is the primary factor to prepare integrated membrane without defect.
稳定的制膜液是制备出完整、无缺陷溶胶膜的首要条件。
8·The hydrodynamic force function is the primary factor of affecting the jig sorting effect.
水动力作用是影响跳汰分选效果的主要因素。
9·Linear birefringence effect is the primary factor that makes optical current sensor unpractical.
线性双折射效应是限制光学电流传感器实用化的关键因素。
10·Some of the Chinese believe that the animal sign is the primary factor in determining one's life.
一些中国人相信属相在决定人的一生中是一个首要因素。