【单选题】The CMR convention is the convention on contract for international carriage of goods by( ).
【单选题】在高效液相色谱柱中,色谱柱的长度一般在( )范围内
【单选题】The CMR convention is the convention on contract for international carriage of goods by road, according to the CMR, the career is responsible for( ).
A.
any wrongful act of the consignor
B.
inherent vice of the goods
C.
neglect of the consignor
D.
omissions of carrier' s servants
【单选题】有关整数类型说法错误的是:
A.
byte,short,int,long 都属于整数类型 , 分别占 1,2,4,8 个字节。
B.
占据字节少的整数类型能处理较小的整数,占据的字节越多,处理的数据范围就越大。
【简答题】The CMR convention is the convention on contract for international carriage of goods by road, according to the CMR,the carrier is responsible for( ).
【简答题】(8分)H 2 SO 4 的摩尔质量是 ,196g H 2 SO 4 的物质的量是 ,其中含有 g O和 molH。
【单选题】在高效液相色谱中,色谱柱的长度一般的范围在( )
【单选题】下列叙述中正确的是
D.
将98gH 2 SO 4 溶解于500 mL水中,所得溶液中H 2 SO 4 的物质的量浓度为2 mol/L
【简答题】The CMR convention is the convention on contract for international carriage of goods by( ) which was adopted in 1 956.