灯具与演员成（）是正面照明的最佳投射角。A.15° B.30° C.45° D.60

单词拼写：（共10小题，每小题0.5分，满分5分）

66. Between Italy and France, there is a mountain r________ called the Alps.

67. Considering size and population, how big is the European Union c__________ with China?

68. A tornado is a r__________ column of air from a thunderstorm to the ground.

69. What c________ the terrible fire? It was a burning cigarette end.

70. Oxford and Grenoble are both m_________-sized towns of between 100,000 and 200,000 inhabitants.

71. The countries are independent and are ___________(统治)in different ways.

72. Paris is the capital and largest city of France, __________ (位于)on the River Seine.

73. The human development index has some _______________.(令人意外的事情)

74. In nine years, China increased life __________(寿命)by 13 years.

75. There was the ____________(可能；可能性) of a huge tidal wave which could flood half the island.

施工项目部科技管理主要依据的国家电网公司有关标准、规定有哪些？

当利用天地线作为参考以确定其他飞机的相对位置时，最可能与其相关的飞机是在哪？

我国广东省机械进出口公司(集团)向荷兰罗娜茵贸易公司出口不锈钢铲头12 000件，每件9.60美元CIF鹿特丹，纸箱包装，每箱12件。合同规定投保一切险和战争险，运输标志(唛头)为： F. V. ART NO29099 ROTTERDAM NOS1-1000 该货物于2002年3月20日在广州装“东方”号轮运往鹿特丹。 请根据上列条件填制一份保险单。

用防错装接头进行充装时，防错装接头零部件是否（）。

A、磨损

B、灵活好用

C、完好