临床上不需进行TDM的抗生素药物有（）。 A.丁胺卡那霉素 B.青霉素 C.链霉素

对谷氨酸发酵的叙述不正确的是（）

A、菌体是异养厌氧型微生物

B、培养基属于液态的合成培养基

C、谷氨酸的形成与搅拌速度无关

D、产物可用离子交换法提取

（2012）将木材破碎浸泡，研磨成木浆，加入一定量粘合剂，经热压成型、干燥处理而制成的人造板材，称为：（）

A.胶合板

B.纤维板

C.刨花板

D.大芯板

汽车行驶系由（）、（）、（）、（）大部分组成。

During the project, requirements change for a variety of reasons. As needs change and as work proceeds, additional requirements are derived and changes may have to be made to the existing requirements. It is essential to manage these additions and changes efficiently and effectively. To effectively analyze the impact of the changes, it is necessary that the source of each requirement is known and the rationale for any change is documented. The project manager may, however, want to track appropriate measures of requirements volatility to judge whether new or revised (75) are necessary.

A. proceedings


B. controls
C. forecasting's

D. prelibations