未知题型
游标卡尺通常用于测量较粗的物体尺寸，其精度一般在0.02毫米左右。铜单丝直径通常非常细小，可能在几十微米（0.01毫米）......
(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)
蓄能器有（ ）三类A、重力式B、弹簧式C、充气式D、电磁式
单项选择题蓄能器有（ ）三类
Write a letter to the China National Export Corp. Tell ...
未知题型Write a letter to the China National Export Corp. Tell them you wish to establish business relations with them, with the ideas given below. 1. Introduced by Commercial Counsellor’s Office 2. You are the importer of portable computer for many years. 3. Ask the company to send you an illustrated catalogue and a price list.
“非台小子敢行称乱”中“台”指我。
未知题型“非台小子敢行称乱”中“台”指我。
