A “dangerous cargo manifest” is needed for you to carry a combustible cargo. You should obtain the shipping papers to make this “manifest” from the().
A. manufacturer
B. ABS
Coast Guard
D. shipper
患者女性。产后1周出现弛张热,下腹部疼痛,下肢肿胀伴有明显疼痛、皮肤发白,股静脉呈条索状压痛明显,可能的诊断为()
A. 血栓性静脉炎
B. 妊娠水肿
C. 产后关节炎
D. 子宫肌炎
E. 急性盆腔结缔组织炎
拱式渡槽的主要承重结构是()。槽身支承于()支承结构上,并将()传给拱圈,它的两端支承在()或槽台上。