皮皮学，免费搜题
登录
搜题
【判断题】
数控装置的CX30端口连接三相交流电220V。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于玻璃卡普隆板的描述( )是错的. C
A.
重量轻，透光性好.透光率88%，是良好采光材料；
B.
安全性好，耐候性好，弯曲性能好，可热弯，也可冷弯，
C.
紫外线透过率较高;
D.
安装方便，阻燃性良好。不产生有毒气体。中空板有保温绝热消音效果
【简答题】移出数组 arr ( [1,2,3,4,2,5,6,2,7,2] )中与 2 相等的元素,并生成一个新数组,不改变原数组
【单选题】The murder was eventually caught _____ the help of Mr. Su who sent a report.
A.
according to
B.
thanks to
C.
object to
D.
in addition to
【简答题】A．A person who is willing to help Mr. and Mrs. Smith make money. B．A person who is licensed to buy and sell stock on the stock market. C．A person who is familiar with stock market and all the companie...
【单选题】Tom was very _________to all those who took the trouble to help him out.
A.
graceful
B.
grateful
C.
regretful
D.
wonderful
相关题目：