在研究产品方案的同时,应结合考虑主要原材料、燃料及()的供应来源及其供应的可靠性和稳定性。
A.燃气
B.关键配套件
C.物料
D.其他装置
参考答案:B
肿瘤细胞排列成实性、梁状、管状和膜性的是()。
A.腺淋巴瘤
B.多形性腺瘤
C.基底细胞腺瘤
D.导管 * * 状瘤
E.嗜酸性腺瘤
The hunter insisted that he _____ a tiger and that a searching team ______ to hunt for it.
A. has seen; be set up
B. had seen; be set up
C. saw; would be set up
D. should see; should be set up