患者兼神疲、怯寒怕冷、阳痿早泄者，可用原方去黄柏、知母，加用

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问题单项选择题

A．仙茅、仙灵脾、巴戟天

B．巴戟天、淫羊藿

C．鹿角霜、紫河车、鳖甲

D．仙灵脾、鹿角霜、紫河车

E．枸杞子、杜仲

答案

参考答案：D

单项选择题

根据《通信设备安装工程施工监理暂行规定》（YD5125－2005），在总监理工程师签发工程变更单之前，承包单位（）实施工程变更。

A.不得

B.可以

C.经沟通可以

D.经口头通知

单项选择题

The nurse plans to administer an injection of heparin to a client. Which of the following techniques for heparin administration is appropriate()

A. Selects a 1.5-inch, 21-gauge needle for the injection.

B. Makes the injection into the deltoid muscle.

C. Applies gentle pressure to the site for 5 to 10 seconds after the injection.

D. Aspirates with the plunger to check for entry into the blood vessel before injecting the heparin.