皮皮学，免费搜题
登录
搜题
【简答题】
(2013年4月)在必要劳动时间不变的情况下，将工作日延长所生产出的剩余价值是_______。
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
【简答题】Watertight
【单选题】How are riveted lap joints made watertight（）.
A.
The faying surfaces are coated with white lead（or similar product）before the rivets are set
B.
A sealing weld bead of 1/8 or less pitch is run along the plate edge
C.
The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate
D.
A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets
【单选题】Concrete is a durable, watertight, and incombustible material that is, moreover, inexpensive to make.
A.
in addition
B.
more or less
C.
however
D.
consequently
【单选题】_________are fitted to maintain the integrity of the main watertight hull.
A.
Watertight decks
B.
Accommodation deck
C.
Strength deck
D.
Freeboard deck
【单选题】Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible ship increase the unit's ______.
A.
tank capacities
B.
stability in the event of damage
C.
towing speed
D.
anchor holding ratio
【简答题】在砌筑轻骨料混凝土小型空心砌块和蒸压加气混凝土砌块砌体填充墙时，对砌块产品的龄期及含水率有何要求?砌筑前对砌块砌筑面有何处理要求?
【简答题】根据混凝土小型空心砌块砌体工程的一般规定，浇筑芯柱混凝土前，应先注人适量与芯柱混凝土成分相同的去石砂浆。( )
相关题目：