当尿pH≥7时,应在尿比密试带法测定结果上加上()
A.0.001
B.0.002
C.0.003
D.0.004
E.0.005
参考答案:E
In relation to the Companies Act 2006:
(b) describe what accounting records will have to be produced and maintained by a company. (6 marks)
下述对土石坝防渗土料的要求中()不正确。()
A.渗透系数:均质土坝不大于1×10-4cm/s,心墙和斜墙不大于1×10-5cm/S
B.水溶盐含量(指易溶盐和中溶盐,按质量计)不大于5%
C.有较好的塑性及渗透稳定性
D.浸水与失水时体积变化小