immediate surface 中文意思是什麼
immediate surface
解釋
直接表面-
Construction of flat tunnel of large span at extra - shallow depth must be conducted on the principle that advance grouting should be strictly performed before excavation and length of pull at one time should be short, together with reinforced support, immediate closing and constant monitoring and surveying. that preceding pilot tunnels, large - volume excavation divided into small ones, excavation of flank before that of center, upper before lower, arch before wall etc is a good method which could effectively reduce surface subsidence and its adverse effect on adjacent buildings, in addition, some other measures are also taken to lessen blast - induced vibration in the ground and surrounding structures. in a word, all means and steps mentioned above have already proved effective and practicable in practice
軟弱大跨超淺埋扁平隧道必須按「管超前，嚴注漿，多分部、短開挖、強支護、快封閉，勤量測」的施工原則進行施工，採用「眼鏡超前，化大為小，先側后中，先上後下，先拱后墻」的施工方法控制地表沉降和對周邊建築物的影響；採用「多分部，化大為小，短進尺，密布眼，弱裝藥，設減振槽」 ，控制爆破振動，經過實踐證明，這些方法都是行之有效的。 -
I was ready to burst with holding my breath, when, as i felt my self rising up, so to my immediate relief, i found my head and hands shoot out above the surface of the water ; and tho it was not two seconds of time that i could keep my self so, yet it reliev d me greatly, gave me breath and new courage
然而，最使我驚異的是，那隻擱淺的大船，在夜裡被潮水浮出沙灘后，又給沖到我先前被撞傷的那塊巖石附近。現在這船離岸僅一海里左右，並還好好地停在那兒。我想我若能上得大船，就可以拿出一些日常生活的必需品。
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