【判断题】焊缝的强度可以达到与母材等强,甚至超过母材,所以应将焊缝设在结构受力最大处。
【单选题】The phrase “lost your taste” (paragraph 1) most probably means ________.
A.
lost the sense of taste
【判断题】生理盐水与精子是等渗的,故精子可在生理盐水中维持较长时间的活力。
【单选题】The phrase “lost your taste” (paragraph 1) most probably means ________.
A.
lost the sense of taste
【单选题】紫红色的[Ti(H2O)6]2+吸收的可见光颜色为( )
【单选题】—I _____ a set of keys. Do you see them? —Sorry, but you can go to the lost and found. [ ]
【判断题】《孙子兵法》和《孙膑兵法》是同一本书。( )
【单选题】生后两天的婴儿,一般状态良好,但其网织红细胞5%,血涂片发现计数100个白细胞,可见少量的有核红细胞和少量幼稚中性粒细胞,提示()
【单选题】In the third paragraph, the phrase 'go down the drain' probably means _______.
A.
lost in a wasteful way
C.
drink all the liquid from the cup
D.
receive the waters of a lake