Some are tethered to ships, whereas others are cast free to operate like miniature submarines, although these too need the services of a support vessel.
有一些与船只绑定，另一些则如同微型潜水艇一样自由航行，但也是需要有供给船只服务的。
Such a breakthrough, combined with enough cast-aside plant matter to sustain it, and possibly some of the plant's oil, would provide for a plastic completely free of fossil fuels.
如果真地实现了这一突破，再加上许多可以用来支持其存在的装置，也许还有一些燃料油，那么也许我们就能完全脱离化石燃料而制取塑料制品了。
Q: First, New Zealand called for more grants from China to Pacific island countries, saying that China's "soft loans" may cast relevant countries into a debt crisis once the interest-free period ends.
问：第一，据报道，新西兰方面日前称，中国向太平洋岛国提供的“软贷款”在免息期结束后可能使有关国家面临债务挑战，希中国能提供更多无偿援助。
For to be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.
拥有自由并不仅仅意味着摆脱自身的枷锁，而且还意味着以一种尊重和提升他人自由的方式生活。
For rto be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.
自由不仅仅意味着解脱自身的桎梏，还意味着以一种尊敬并增添他人自由的方法生涯。 。
Contractor to provide reinforcement free zones block outs dowel bar reinforcement and openings in cast in situ viaduct to facilitate interfacing.
承包商应提供无钢筋区、预留孔堵块、合缝钢筋加固和现浇高架桥内开口，以便接口。
Introduces the applying results of free bolt self-standing welt and coattail antiwear cast steel tiny lining tile in type of DTM ball crusher.
介绍无螺栓自固衬板及燕尾形耐磨铸钢小衬瓦在DT M型球磨机上的应用效果。
Many times wind tunnel free flight multi-bodies separation cast tests identified that, casted body's movement primary condition decided whether the separation succeeded or not.
多次风洞自由飞多体分离抛撒实验均证实了被抛撒物运动初条件对抛离成功与否有决定性影响；
The enhancement of toughness and plasticity of quasi-as-cast bainite low carbon ductile iron is contributed by the large amount of austenite and acicular carbon-free bainite inlaying in the austenite.
准铸态贝氏体低碳球铁韧塑性的提高，与其组织中形成的大量奥氏体和镶嵌在当中的针状无碳贝氏体密切相关。
The compactness and smoothness of concrete reach finishing-free standards for as-cast finish concrete.
混凝土外观质量达到内实外光的清水混凝土免装修标准。
The compactness and smoothness of concrete reach finishing-free standards for as-cast finish concrete.
混凝土外观质量达到内实外光的清水混凝土免装修标准。
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