【多选题】高血压患者参加运动时,应特别注意:
A.
β-受体阻断剂影响运动中的心率反应,应加强监测
B.
β-受体阻断剂和利尿剂影响水代谢和体温调节,应及时补水
D.
药物可诱发运动后低血压,须延长运动后的放松过程
E.
患者血压接近或超过220/105mmHg时应停止运动
【多选题】一般数控机床主轴伺服系统主要对( )进行控制。
【单选题】The allocation base for an asset is:
B.
The excess of its cost over residual value.
C.
The difference between its replacement value and cost.
D.
The amount allowable under MACRS.
【简答题】在中药材及饮片或提取物内部或表面法定允许的农药最大浓度,叫做____。
【判断题】No matter which method is used, any amount of the allocation base attributable to the service department whose cost is being allocated is always ignored.
【判断题】To facilitate the allocation of manufacturing overhead to each job, we calculate a predetermined overhead rate after the period begins. The rate is calculated by dividing the total actual manufacturin...
【单选题】The law firm of Smith & Jones has a staff of 30 lawyers and administrative staff. Budgeted total costs of the firm total $4,000,000 of which $2,500,000 is direct-labor costs. Assuming that the remain...
A.
38 of direct-labor cost
B.
60% of direct-labor cost
C.
63% of direct-labor cost
D.
160% of direct-labor cost
【单选题】当板厚相同时,立焊电流I立与平焊电流I平的关系是 。
【单选题】伺服系统与CNC位置控制部分构成( )系统,该系统主要有两种,即进给伺服系统和主轴驱动系统。