标本、根结、气街、四海的理论强调了()。 ["A、人体四肢与头身的密切联系","B、上肢与下肢的密切联系","C、前胸与后背的密切联系","D、脏腑与五官的密切联系","E、五脏与六腑之间的密切联系"]
()不是重柴油的牌号。 ["0号","10号","20号","30号"]
大曲白酒生产工艺的主要特点.
髓海位于()。 ["A、项部","B、胸部","C、头部","D、背部","E、腹部"]
环境温度低于()时,需对发电机组采取预热措施进行预热,不得在低温时启动机组。 ["0℃","5℃","10℃","15℃"]
拖拉机轮胎为什么必须按规定充气?