【简答题】可以导入flash的声音文件类型包括________、________、________(写出3种)
【单选题】已知水准点高程为HA,待测高程点B,若水准测量的后视读数a,前视读数为b,则HB为
【单选题】在某施工场地上,已知水准点高程为50.00米,设计高程为53.348米,若已知水准点水准尺读数为4.368米,在设计高程面上水准尺读数为
【单选题】已知水准点高程为 H A =75.413米,该点水准尺读数为α=1.514米,放样点高程为H B =75.828米,则放样点的水准尺读数为( )。
【单选题】Order-getting salespeople are primarily required for ( ).
A.
helping a buyer plan and install a computer and software for use as a website server.
B.
helping drug retailers figure out better ways to display and promote their products.
C.
seeking orders from supermarket buyers for a new brand of high protein diet supplement that has been added to a company's line.
D.
helping an indecisive customer in a supermarket select the kind of meat she should buy for dinner.
E.
receiving orders from regular or established customers and processing the orders for production.
【单选题】善于疏解半表半里之邪而又有解表退热之功的药物是
【单选题】已知水准点高程为 米,该点水准尺读数为 米,放样点高程为 米,则放样点的水准尺读数为( )。
【简答题】紫外线属于电磁波的一种,按照波长不同分为三类,分别是___、___、____。
【单选题】已知水准点高程为1107.531m,现利用该点放样绝对高程为1107.931m 的±0点,且已知水准点标尺读数a=1.500m,则b应为()。