The doctor recommended a companion for the elderly man.

They had a trail gouged out by a bulldozer.

他们用推土机开出了一条小道.

Project equipment: Construct equipment, road equipment, car , loading engine, road roller, bulldozer, bus etc.

工程机械: 建筑设备, 公路施工设备, 工程车辆,装载机, 压路机, 推土机, 大客车等.

Above this tableau , at the lip of the ravine, a bulldozer idles.

在这个戏剧性的场景上方, 有一辆推土机正停在峡谷边缘.

The total weight of the bulldozer is 14 tons.

这种推土机的总重量是十四(14)吨.

Now there are four series and ten specifications for bulldozer, wheel loader, roller and fork lift.

现已形成推土机 、 装载机 、 压路机和叉车四大系列十余个品种.

Last week, He took his bulldozer to the river levee.

上周, 我弟弟把推土机开到河堤边.

What is the distinguishing feature of the bulldozer?

这种推土机有什么特点?

By stimulation of the bilateral cercal nerves XI at a rate of 1Hz/ sec, evoked excitatory post synaptic potential ( EPSP) and post synaptic action potential were recorded with mannitol gap method.

用灭多威溶液浸泡A6节，电刺激尾须神经粗支，用甘露醇间隙法记录兴奋性突触后电位（EPSP）和突触后动作电位。

leaf blades setaceous, convolute, basal blades up to 15 cm, outer surface scabrid;

叶片刚毛状，旋卷，基部的叶片可达15厘米，外表面粗糙；

bracts setaceous, ca. 3 mm.

刚毛状的苞片，约3毫米。

leaf blades grayish green, setaceous, abaxial surface smooth, glabrous;

叶片灰绿色，刚毛状，背面平滑，无毛；

flowering pedicel ascending or erect, glabrous or glandular pubescent, basally with a setaceous bracteole;

上升的花梗或直立，无毛或腺状短柔毛，基部具一刚毛状小苞片；

bracts 2, setaceous, small.

苞片2，刚毛状，小。

flowering pedicel perpendicular to axis of raceme, glabrous, subtended by a setaceous bracteole.

花梗垂直于总状花序的轴，无毛，以一刚毛状小苞片被包着。

ultimate segments ovate or long-ovate, irregularly parted or lobed, sharply serrate with setaceous teeth, base cuneate or truncate.

卵形的末回裂片或长卵形，不规则深裂或浅裂，锐有锯齿具齿，基部楔形或截形。

Leaf blades linear to setaceous, flat or rolled.

刚毛状，平的或的叶片线形滚。

flowering pedicel perpendicular to axis of raceme, without or rarely with a minute setaceous bracteole at base, commonly pubescent.

花梗垂直于总状花序的轴，没有或很少具一在基部具一细小刚毛状小苞片，通常短柔毛。

Leaves linear, linear-subulate, or setaceous, 1- or 3-veined.

叶线形，线状钻形，或刚毛状，1或3脉。

Herbs perennial. Stem densely barbellate hairy, glabrescent.

多年生草本浓密具倒刺毛有毛的茎，后脱落。

Petrol consumption in the US had hit peak demand in 2007 and was beginning to decline.

美国的石油消费在去年达到需求峰值，然后开始下滑。