爬模施工有哪些基本安全注间事项？
茺蔚子是指下列哪几种药物（） ["决明子","坤草子","大腹子","益母草子"]
Chain suspension ladders on a ship must be replaced by fixed ladders if the required chain suspension ladder（）. ["has been sent in for repair","cannot be supported against a vertical flat surface","does not extend to the water when the ship lists 15 degrees","is not equipped with vertical guard rails on either side"]
（）有加速绘图的作用。 ["PCI","IDE","AGP","EPS"]
默认情况下，FTP服务器监听的端口号是（）。 ["21","20","23","25"]
怎样才能做到文明施工？
