男，30岁，在做常规口腔检查时发现患者正中关系和正中是同一位置，在做侧方运动时，非工

小敏同学用氢氧化钠固体配制100 g 10%的氢氧化钠溶液，她应先用托盘天平称取         g氢氧化钠固体，再用量筒量取        ml水，在烧杯中进行溶解。在此实验中，小敏称取氢氧化钠时不能直接放在托盘上称，应该放在        称。实验过程中所用到的玻璃仪器，除上述提到的以外，还需要的玻璃仪器有                        。

小芳同学发现小敏同学在量水读数时仰视凹液面的最低处，则她配制的氢氧化钠溶液质量分数        于（填“大于”“小于”）10%。

The sense of happiness will increase if you________ what you like to do.

A. do                     B. did                 C. will do

螺纹传动按螺纹幅性质可分为哪几种？设计滑动螺旋的准则是什么？

Developingreliable software on time and within (29) .represents a difficult endeavor for many organizations.

Usually business solutions have three main aspects., people, (30) , and technology. The maion reason for failing software projects has little to do with technology and tools, and much to do with lack of process (31) . Experience has shown that introducing new technology and tools in an immature or undisciplined environment is likely to increase the chaos. CASE tools are not enough. "A fool with a tool is still a fool!"

Structured method was the first wave of the software industry. This was the beginning of transforming software development from a" (32) industry" to mass production. Software process movement if the second wave in the software industry. The process maturity movement prepares the way for the third wave of the software industry:"software industrialization".Software development will become like an assembly and manufacturing process. A criticalenabling factor is a disciplined software engineering process with predictable quality, (33) and functionality.

29（）

A．forecast

B．preparation

C．budget

D．economy