进展期胃癌的并发症不包括()
A.幽门梗阻
B.吞咽困难
C.穿孔
D.消化道出血
E.恶病质
参考答案:E
In a married falls rig at the after end of a hatch , a boom is rigged in a fore and aft line through its heel . Stresses on the outboard guy will be least if the guy is made fast at a point().
A.abreast the heel
B.at right angles to the boom when viewed from above
C.aft of the heel
D.forward of the spiderband
吠檀多派