道岔中心 center of turnout
The center line condition of the transmission shaft can be checked by()
Laying out a line in successive circles flat on deck with the bitter end in the center is known as().
Distance along a track line is measured on a Mercator chart by using the ().
A crankshaft whose center of gravity coincides with its center line is said to be ().
All straight lines represent great circle tracks on a chart based on a(n) ().
线路有效长 effective length of track
For a floating vessel,the center of buoyancy and the metacenter are in the line of action of the buoyant force().
The center of buoyancy and the metacenter are in the line of action of the buoyant force().
A crankshaft whose center of gravity coincides with its center line is said to be() Ⅰ.statically balanced Ⅱ.dynamically balanced
线路终端连接 connection at ends of tracks
辅轨长度 length of track laid out
道岔中心线表示法 method of indicating the center line of turnout
What is NOT an advantage of the rhumb line track over a great circle track? ()
()is the main center-line structural member,running fore and aft along the bottom of a ship,sometimes referred to as the backbone.
线路别疏解 untwine of main line
线路全长 total length of track
Except for N-S courses,and E-W courses on the equator,a great circle track between two points,when compared to a rhumb line track between the same two points,will().
44. All straight lines represent great circle tracks on a chart based on a(n)______.
原文:欢迎参观开罗国际会议中心。该会议中心是中国政府赠送给埃及政府的礼物,是中埃两国人民友好的象征。译文:Welcome to _______. The conference center is a gift to the Egyptian government from the government of China. It is a symbol of friendship between ______________.
113. Distance along a track line is measured on a Mercator chart by using the ________.
Traditionally, large shippers build factories andwarehouses near rail lines and have a section of track on their property calleda()where goods are loaded on to or unloaded from railcars.
The phrase tracking down in line 65 is closest in meaning to ______. (Text 3A)
6、直齿轮的特点是轮齿的齿顶线与轴的中心线方向是平行的,可翻译为:The addendum line of spur gear is parallel to that of shaft centerline, which is the dominant feature of spur gear.