The bulk of SOLAS affects internationally trading vessels of 500 gross tons and greater.

对影响国际海上人命安全公约大宗交易总额为500吨和更大的船只。

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AS previously mentioned, the majority of rules outlined in SOLAS are designed for yachts of 500 gross tons or greater.

如前所述，在海上人命安全公约所列的规则大多是专为500总吨以上的游艇。

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Ted Seel, a Cairo-based security expert, explains that the fee structure for the Suez Canal depends on the size, or more specifically the weight, in gross tons, of a ship.

特德。西尔是一个开罗方面的安全专家，他解释说这些收费依据船只的大小，具体说就是吨位的大小。

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Heavy duty trucks are generally defined as those with a gross vehicle weight of 15 tons or more.

FORBES: China's Insatiable Appetite For Heavy-Duty Trucks