查询词典 crosshead

Single Test Space (below the moving crosshead only).

单一测试空间。

Mud is a common type or plunger-type piston, driven by the motive power of the crankshaft rotary pump, crankshaft driven through the crosshead and then the plunger in the pump cylinder piston or reciprocating motion to do.

常用的 泥浆泵是活塞式或柱塞式的﹐由动力机带动泵的曲轴回转﹐曲轴通过十字头再带动活塞或柱塞在泵缸中做往復运动。

Second, oil does not come into contact with the compressed gas external drive mechanism, such as in reciprocating compressor crankcase parts, crank pin, crank bearings, connecting rod slide, slide, crosshead; and speed rotary compressor bearings , gear and other growth.

其二为油不与压缩气体接触的外部传动机构，如往复式压缩机曲轴箱中零件、曲柄销、曲柄轴承、连杆滑块、滑道、十字头；回转式和速度式压缩机的轴承、增速齿轮等。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。