对拟定的重要电力客户，应根据国家确定重要负荷等级有关规定，审核客户（），并根据客户供

AMERICANA HOTEL CRYSTAL CITY

Convenient location 5 minutes from Washington D.C. and one block to Crystal City METRO(地铁),Crystal City Underground. Free Parking, free Deluxe Continental Breakfast and free Hotel Shuttle （区间公共汽车）Service to Ronald Reagan Washington National Airport.

14000 Jefferson Davis Hwy (endurance on S. Eads St.)

Phone (703) 979-3722

DAYS INN ARLINGTON

Days Inn Arlington is located two miles from the Pentagon, Lincoln Memorial. There is a restaurant which serves American style food, plus two meeting rooms and an outdoor pool. Free shuttle service runs to the Rosslyn Metro Station. Free parking is available on the property. Experienced staff welcome our guests.

Phone（703）525-0300

THE HIGHLANDER MOTOR INN

Comfortable rooms at moderate rates. Convenient location only minutes away from Washington area attraction. Near VA Square METRO Station and Ballston Commons Shopping Mall. Free continental breakfast, free parking.

Phone (703)524-4300

HYATT REGENCY CRYSTAL CITY

Conveniently located next to Washington National Airport and two miles from Washington D.C. Free Shuttle to and from National Airport, metro, local restaurants and shopping. Experience a view to remember at our rooftop restaurant “Chesapeake Grill”. Call for Reservations.

Phone (073)418-12341

小题1:If you want to stay in a hotel which provides free parking and free breakfast, which telephone numbers will you ring to ask for further information?

A．(703)979-3722 or (703)524-4300

B．(703)524-4300 or (073) 418-12341

C．(073)418-12341 or (703) 525-0300

D．(703)525-0300 or (703)979-3722小题2:Which hotel is close to airports?

A．Americana Hotel Crystal City

B．Days Inn Arlington

C．Hyatt Regency Crystal City

D．The Highlander Motor Inn小题3:Steven loves the idea of having delicious meal while enjoying the night view of Washington D. C. He will probably reserve a room by calling         .

A. (703)524-4300     B. (073)418-12341  C. (703)525-0300  D. (703)979-3722

雨滴从高空下落，由于空气阻力作用，其加速度逐渐减小，直到为零，在此过程中雨滴                                                              （ ）

A．速度不断减小，加速度为零时，速度最小

B．速度不断增大，加速度为零时，速度最大

C．速度一直保持不变

D．速度的变化率越来越小

平衡阀和液压锁与执行机构的连接必须采用（）连接；

A、橡胶管

B、刚性

C、铜质管

D、起重机械检验技术

人体必需脂肪酸有（）

A.亚油酸

B.γ–亚麻酸

C.α－亚麻酸

D.二十碳五烯酸

E.二十二碳六烯酸

下列（）不属于平均数法。

A、算数平均数

B、中位数

C、众数

D、小中取大数