... 阻性反向电流 resistive reverse current 阻值微调 resistance trimming 阻值允差 resistance tolerance ...
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resistance-trimming by electrochemical oxidation 电化学氧化调阻
resistance-trimming by electron beam 电子束调阻
resistance-trimming by DC spark discharge 直流火花放电调阻
trimming resistance value precision 调阻精度
·2,447,543篇论文数据,部分数据来源于NoteExpress
P. massoniana showed fast height growth but poor natural trimming , crooked bole, low insect pest resistance.
而马尾松的树高生长虽然较快,但自然整枝较差,树干不通直,且虫害较严重,抗性差;
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