下列在大气、清水中耐蚀性最好的是() ["A、纯铜","B、黄铜","C、锡青铜","D、铝青铜"]
线粒体的各部分结构分别与哪些代谢反应有关?
英译中(Translate):stomatal frequency()
粗加工时车刀角度选择正确的是() ["A、前角大值","B、后角大值","C、前后角都大","D、前后角都小"]
英译中(Translate):malate production theory()
英译中(Translate):light-activatedH+-pumping ATPase()