A. 正确 B. 错误
A. phytosanitary certificate B. plant quarantine certificate C. phytosanitary credentials D. plant quarantine credentials
A正确 B错误
A.每个接线端子接线不得超过二根 B.接线箱、柜内电缆屏蔽线通过端子可靠连接 C.验收时手轻拉电缆接线确认紧固 D.热控系统所有通讯电缆接头每半年紧固一次