用放射线法展开时，必须在投影图上画出锥面上素线的投影，并确定______等参数。A．

甲、乙、丙、丁拟设立一个有限合伙企业，合伙协议中约定了如下内容，其中符合合伙企业法律制度规定的有( )。

A．甲仅以出资额为限对企业债务承担责任，同时被推举为合伙事务执行人

B．乙为有限合伙人，乙在合伙企业存续期间不得从事同本合伙企业相竞争的业务

C．丙以其劳务出资，为普通合伙人，其出资份额经各合伙人商定为5万元，丙在合伙企业存续期间可以同本合伙企业进行交易

D．经全体合伙人同意，有限合伙人可以全部转为普通合伙人，普通合伙人也可以全部转为有限合伙人

烧结厂的噪声主要来源（）。

（）会造成转向系统行程过大。

A.助力系统漏油

B.助力泵损坏

C.转向器磨损过大

D.胎压不足

The purpose of the requirements definition phase is to produce a clear, complete, consistent, and testable (46) of the technical requirements for the software product.
During the requirements definition phase, the requirements definition team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each (47) that it must meet. The starting point is usually a set of high-level requirements from the (48) that describe the project or problem.
In either case, the requirements definition team formulates an overall concept for the system and then defines (49) showing how the system will be operated, publishes the system and operations concept document, and conducts a system concept review (SCR).
Following the SCR, the team derives (50) requirements for the system from the high-level requirements and the system and operations concept. Using structured or object-oriented analysis the team specifies the software functions and algorithms needed to satisfy each detailed requirement.

A．rules

B．principles

C．programmer

D．scenes

依据FIDIC施工合同条件规定，施工中遇到( )情况，属于承包商应承担的风险。

A．现场地质条件与文件资料说明不一致

B．不利于施工的外界自然条件

C．不利于施工的气候条件

D．其他承包商对施工的干扰