I say "relatively" Because charged particles will experience a retarding force if they travel along magnetic field lines that converge.
我说“比较”，是因为当带电粒子沿著逐渐汇聚的磁力线方向运动时，会感受到一股迟滞力。
It is significant for supplementing flame retarded wood theory to study the function of char forming and smoke suppression of zinc borate applied in wood flame retarding field systematically.
针对硼酸锌和聚磷酸铵在木材阻燃中的成炭作用和抑烟作用进行系统研究，对于丰富木材阻燃理论具有重要意义。
It is significant for supplementing flame retarded wood theory to study the function of char forming and smoke suppression of zinc borate applied in wood flame retarding field systematically.
针对硼酸锌和聚磷酸铵在木材阻燃中的成炭作用和抑烟作用进行系统研究，对于丰富木材阻燃理论具有重要意义。
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