题目内容

容积法计算地质储量的参数有哪些？

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下列哪项扳法受术者取侧卧位（）。

A. 胸椎对抗复位法
B. 腰部旋转复位法
C. 直腰旋转扳法
D. 肩关节前屈扳法
E. 腰部除斗扳法

面色缘缘正赤

在强风作用下，火势可以越过低矮的建筑物，点燃较高的建筑，出现（）燃烧，它的出现往往使灭火力量腹背受敌，可能烧伤人员。

A. 跳跃式
B. 大面积
C. 直线式
D. 迅速

Write a memo in about 50 words. You are a department manager. A new copying machine has been installed in your department. Write a memo to tell your staff members to be careful in using the newly-installed photocopier. Your instructions should include the following particulars: ·Ask them not to use it for too long at a time. ·Ask them to switch off the machine after use. ·Encourage them to offer suggestions for the care of the machine.