皮皮学，免费搜题
登录
搜题
【单选题】
溢流阀在执行工作的时候,阀口是( )的,液压泵的工作压力决定于溢流阀的调整压力且基本保持恒定。A.
B.
常闭
C.
时闭
D.
不确定
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】按摩的基本方法油有两种；（）和人工按摩。
【简答题】印花税有按（）和按（）两种计税方法。
【单选题】I recognized him at once, but his name ______ me for the moment.
A.
failed
B.
missed
C.
escaped
D.
ignored
【单选题】I recognized him at once, we hadn’t seen each other for a long time.
A.
because
B.
even though
C.
as
【单选题】The moment when I saw him at the station I recognized him.(改错题)
A.
The moment when
B.
saw
C.
at
D.
recognized
【简答题】听短文，选择正确答案。短文读两遍。 1. Where is Louis from? A. He's from England. B. He's from Canada. C. He's from the U.S.A. 2. How old is Louis? A. 14. B. 15. C. 13. 3. What color does Louis like? A. Yellow. B. Blue...
【简答题】参数传递有【 】和按址两种方法。
相关题目：
参考解析：
知识点：
题目纠错 0
发布
