【简答题】以下露天开采程序正确的是()。 A掘段沟、掘沟、水平外扩、掘沟 B掘沟、水平外扩、掘段沟、掘沟 C掘沟、水平外扩、掘沟、掘段沟 D掘沟、掘段沟、水平外扩、再掘沟
【单选题】下列关于会计凭证的相关说法中,不正确的是( )。
B.
记账凭证按照反映的经济业务的内容划分,可分为收款凭证、付款凭证和转账凭证
C.
常用的原始凭证有现金收据、发货票、增值税专用发票,差旅费报销单等
D.
原始凭证的作用主要是记载经济业务的发生过程和具体内容
【单选题】which belongs to cholinergic nerve fiber
A.
all autonomic preganglion nerve fiber
B.
all parasympathetic postganglionic nerve fiber
C.
sympathetic vasoconstrictory nerve
D.
all sympathetic postganglionic nerve fiber except for that innervating the sweating gland and skeletal muscle vessels
【简答题】What is the nerve fiber?Describe the structure of the myelinated nerve fiber。
【单选题】Which of the following nerve fibers belong to the adrenergic nerve fiber in PNS?
B.
all preganglionic fibers of ANS
C.
all Parasympathetic postganglionic fibers
D.
Most of sympathetic postganglionic fiber
【单选题】which one belongs to the adrenergic nerve fiber?
A.
nerve innervating adrenal medulla
B.
sympathetic vasodilator fiber in skeletal muscle
C.
sympathetic vasoconstriction fiber
D.
motor fiber in skeletal muscle
E.
fibers innervating most of glands
【单选题】男性,55岁,诊断为慢性心力衰竭,在可选择的下列药物中,除哪项外均有抑制心室重塑作用:
【单选题】患者,男性,68岁。因头痛、头晕1周加重3天伴视物模糊入院,血压180/110mmHg,眼底检查可见棉絮状渗出物,心电图左心室肥大,给予降压药治疗,下列药物通过选择性抑制钙通道阻止钙离子进入细胞内而达到降压效果的是