当不同的金属是在相同的电解物的电连络中的时候,流电的腐蚀发生.Galvanic corrosion occurs when dissimilar metals are in electrical contact in the same electrolyte.如何得知发电机所产生的电流是文流电还是直流电?This depends on the design of the generator commutator is required ...
她又开始沿着陡峭的山路往上爬。She started once again on the steep upward climb.沿着15号州际公路一直向北，一过巴斯托就从出口驶出。Go north on I-15 to the exit just past Barstow.在月光下他们开始沿着满是尘土的路漫步。They started strolling down the dusty road in the moonlight....