p. and h.

美 [ˌpiː ən ˈeɪtʃ]英 [ˌpiː ən ˈeɪtʃ]
  • abbr.邮资和手续费
p. and h.p. and h.

abbr.

NAmE邮资和手续费
postage and handling

also p. & h.
compare p. and p.
  1. P. crispus and H. verticillata adapted themselves to different light conditions under water through changing the phenotypic plasticity and chlorophyll content .

    菹草、黑藻通过改变表型可塑性和叶绿素含量以适应不同水下光照条件。