皮皮学，免费搜题
登录
搜题
【单选题】
开式起重机构液压系统用单向节流阀限速，为可靠制动常使用A.
换向阀
B.
减压阀
C.
顺序阀
D.
液控单向阀
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】—The electric fan can ________ blow away the terrible smell in the room, can it? —It's hard to say, but you may have a try. [ ]
A.
easily
B.
hardly
C.
quickly
D.
finally
【单选题】What 's the meaning fo the underlined sentence: Fast-food dining, even within the home, is becoming a way of life for too many of us. Work schedules and individual organized activities limit the quant...
A.
工作时间表，个人组织的活动限制了进餐时间互动的数量和质量。
B.
工作时间表，个人组织的活动不影响进餐时间互动的数量和质量。
【单选题】What was the meaning of Richard 's dream?
A.
He realized that his accident was not important.
B.
He knew he would do a lot of travelling in the future.
C.
He felt hopeful about the future.
【单选题】局部自由度是指:
A.
机构局部区域的构件和运动副具有的自由度。
B.
个别构件具有的局部运动，对其它构件的运动不产生影响的自由度。
C.
个别构件具有的自由度。
D.
局部机构的自由度。
【单选题】- The electric fan can ___blow away the terrible smell in the room, can it? - It’s hard to say, but we can have a try.
A.
quickly
B.
easily
C.
hardly
D.
finally
【单选题】局部自由度是指:
A.
机构局部区域的构件和运动副具有的自由度。
B.
个别构件具有的，对其它构件的运动不产生影响的自由度。
C.
个别构件具有的自由度
D.
局部机构的自由度。
【单选题】What 's the meaning fo the underlined sentence: Fast-food dining, even within the home, is becoming a way of life for too many of us. Work schedules and individual organized activities limit the quant...
A.
快餐正在成为许多人的一种生活方式，即使在家里也吃快 餐。
B.
快餐通常在家里吃 。
相关题目：